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National Fate: Fell's Bizarre Adventure 国运:Fell的奇妙冒险
After enjoying ten years in a peaceful timeline, things still went wrong for Fell. First, something claiming to be a National Destiny System suddenly appeared. Then Fell was chosen as a contestant. Fell: hdxjirfhudv
251Reads7.5Score—Shelves
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- 2 UT: About My Family of Evil Bones UT:关于我家有邪骨团这件事 This is my second book. It shares the same worldbuilding as the first, so I guess you could call it a little crossover. The beginning is pretty rough, but I promise the later plot will satisfy you. The author is a fan of many things, so there may be quite a lot of elements. Please bear with me. 9Reads—Score—Shelves
- 3 Becoming Error 成为error An Undertale AU fanfic, mostly based on my own headcanons, not canon. About a certain skeleton who decides to become a destroyer. Due to circumstances beyond my control, an official pairing was added later. It doesn't appear in the main story, only in the extras. But after signing the contract, I couldn't change the tags, ugh. Everything the protagonist does comes from his own heart. Whether good or evil, it's his own choice. No pairings in the main story. [The protagonist doesn't consider hims 2kReads8.7Score114Shelves
- 4 UT: I Joined the Bad Time Trio to Fight a Green-Tea Bitch?! UT:我上邪骨团打绿茶?! [Undertale] [UT] [Undertale] [Bad Sans Crew] The female lead has no romance. Side pairings include ErrorInk, MustardKetchup, NightmareKiller, and MurderHorror. The female lead comes from a derivative AU of the Blossoms Fade AU. She isn’t kind or saintly, and the backstory has been changed somewhat. The story is mainly about the female lead being selected by the System and joining the Bad Sans Crew. She half-heartedly helps deal with a suspicious little green tea who seems to have the crew’s skel 171Reads6.8Score—Shelves
- 5 Twilightale 暮光传说twilightale Keywords: Undertale, Undertale, AU, Sans An unconventional Chinese-made AU This story may have no beginning, and may never have an ending. What kind of spectacular tale will unfold on the stage of this multiverse? The blurb doesn't do it justice, so I recommend reading the story itself. This is an unconventional Chinese-made AU. I've left the fandom, and I'm only writing this book to fill in the gaps. I don't want to keep drawing, so I've switched to writing a novel instead. I'm an average writ 205Reads8.6Score—Shelves
- 6 Transmigrated Into Horror 穿越成horror [System + sans + Undertale derivative] The story of an ordinary transmigrator. Pairing: murder × horror, no fixed roles 806Reads9.2Score104Shelves
- 7 About My Love for an Oil Octopus 关于我喜欢一只石油章鱼这事 [Complete and signed] [Just an embarrassing old work] Nightmare otome It’s already an embarrassing old work (looks away) 102Reads8.2Score—Shelves
- 8 Undertale: TL 传说之下:TL TL is an abbreviation for timeline. We don't know where time ends, just as we don't know where it begins. 27Reads—Score—Shelves
- 9 I Opened a Bone Daycare in the Real World, Shocking the Internet 我在现实开了骨头幼儿园震惊全网 [This story has CP pairings: Tomato and Wasabi, crnm, ie, and ckc. No male lead. If you don't like it, please don't flame me.][The beginning is an explanatory section for newcomers. If I start introducing test subjects, that means I'm telling you about my original Laboratory series. It's my own creation, so feel free to make derivative works, but don't go too far or ruin the characters.][The first part is an introduction and explanation; the national destiny plot comes later.][One day, the prota 44Reads—Score—Shelves
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Memory’s Grand Adventure in an Alternate Universe memory的AU大冒险
[Undertale + AU + warning: chaotic logic + pairing undecided, probably Cross or Original Sans] They're my own characters. I'm just someone who writes whatever comes to mind, so don't scold me. [Is the world white? Or is it perhaps completely dark? Until a cloud drifted into his world, and he finally understood that this was what color was. The vast starry sky, dust covering the ground, black and gold, [Determination] [Mercy] [Battle], all of that made him who he was. Nothing must be destroyed, a
25Reads—Score—Shelves
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- 11 Ghost Wants a Peaceful Route ghost想要和平线 [Undertale fanwork] [Some original headcanons] [No pairing in the main story] The main plot follows Killer!Sans's official comic, and has currently reached the multiverse. Hi, I'm Ghost. I'm a ghost~ Right now, I have absolutely no idea what strange world I've fallen into. But that's okay! I can't remember anything anyway. I don't know whether forgetting is a good thing or a bad thing. I don't know. I sincerely hope it won't be long. So, Sans, go back to sleep for a little while. It'll be over s 632Reads8.4Score112Shelves
- 12 I Transmigrated into Undertale and Got a Sans Chat Group 穿越ut,我获得sans聊天群 Su He transmigrates into UT and gets a Sans chat group. From the start, he elbows humans and helps Murder. He repairs Core and saves Horror. He kicks XGaster and goes all out against Nightmare. Then he looks up, and the multiverse is at peace. “Just lucky, that's all. Pure luck,” Su He says. (The blurb's not doing this story justice. To find out what happens, head to the main text.) (New author, new book. My writing is still rough, so please go easy on me.) 2.8kReads—Score224Shelves
- 13 Killer Doesn't Want to Move killer不想动 [Undertale AU fanfiction + No romance + Dual protagonists + Dual personalities + No System] A crossover with my previous book, Transmigrated as Horror, set in the same world. Also known as I Became Killer's Other Personality. A soul from another world merges with a soul in pain. Sharing their memories allows them to trust each other. Along this long and painful road, will they find redemption, or fall into the abyss... “I long for peace, but fate always pushes me toward a different path.” “P 1.3kReads8.9Score128Shelves
- 14 UT: Boss Got Tricked into the National Farmland ut:老大被骗进国远啦 (This story takes place after the first two books have ended! Mom found my main account, so I had to switch to an alt ˃̣̣̥⌓˂̣̣̥) The Dark Night Emperor only wanted to find somewhere to relax, but after lazing around for three whole months, the little Dreamer couldn't take it anymore. No matter where the Emperor went (or, to be precise, lay down), the Dreamer could always find him and try to make him a little more diligent. So the Emperor simply hid in the original timeline, never expecting his w 248Reads—Score—Shelves
- 15 Feather’s Half-Alive Feather的半死不活 [Undertale spinoff + my own OCs + Evilbone group + writing whatever] First off, this book is purely for fun, and I can't promise regular updates. It's lighthearted, has no romance, though there may be platonic relationships. The story moves along pretty quickly. I'm not good at writing introductions, so please read the book. * This book has a mountain of headcanons. * Nightmare in this book will have fewer elements from the official canon (the canon is trash, so I'm not using it. I just like evi 132Reads—Score—Shelves
- 16 Undertale: A Look Back at the Journey from Dust 传说之下:盘点从尘埃开始 Undertale: Watch Party A huge black screen, like a movie theater screen, suddenly appeared in the Undertale universe. As the many AUs stirred and went on alert, the screen… lit up! It showcased unusual timelines caused by the original game’s Genocide Route. One by one, these timelines of extraordinary events appeared: Dust! Disbelief! Killer! The Unseen Ending… and many more. After the first showcase ended, people discussed what they had seen. Then the second showcase began! This time, it featur 429Reads—Score108Shelves
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Undertale: When All Things Become One, the World Calls Me God Ut,万物归一之时,世称吾神
(Undertale fan fiction + Hell’s Poem fan fiction + transmigration + no System) Overnight, Chen Xiao finds himself as William, who has just teleported to the Blank Forbidden Zone with Jacob (Infected Sans). Watching Jacob beg for mercy, Chen Xiao does what William would have done and completely destroys him... Afterward, William appears in a soul-like state. Chen Xiao persuades him to stay inside his body and promises to fulfill his long-held wish... King of the Multiverse: “Well, what brings you
126Reads—Score—Shelves
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- 18 Undertale: Am I Playing Sans? 传说之下:我扮演sans了? (Transmigration + OOC + chat group) Wait, how did I become Sans from Undertale? The System floating in the air answers all his questions. And from the very beginning of his transmigration, he’s thrown into a hell-level challenge. After completing it, he must travel to different parallel worlds under Gaster and the System’s supervision. (Worlds completed so far: Original, Horror, Dust, Swap, KTT, and Insanity) 807Reads7.3Score103Shelves
- 19 As UKB: Seriously, Why Is the Multi-World Prosecutor Still Chasing Me? 化身UKB:不是,多审还在追我 "No System, not invincible, few tearjerkers (because the author isn't very good at writing them either)" AU title: [Undertale: Karma Fire Samsara] (Suitable for casual play, not too exhausting.) Li Yuan stayed up all night grinding CTT, then died suddenly along with his computer. When he woke up, he had become Sans. But the player here didn't seem like a good sort. After twelve consecutive failures, the timeline went a little haywire on the thirteenth attempt. A secret beneath the cliff. A stran 419Reads6.7Score—Shelves
- 20 Honkai: Star Rail: How Is This Skeleton So Strong? 星铁:这个骨头架子怎么这么强 “Seriously, Sans, can you take this seriously?” “Ha ha ha, March, you should know skeletons can fall apart.” (After being utterly destroyed by Sanb 114,514 times, an overworked office worker went out to clear their head, only to get hit by a runaway truck and end up in the world of Honkai: Star Rail. They awakened a System that lets them become a different judge every day, then set off on a wonderful adventure aboard the Astral Express.) A friendly reminder: You may want to go through the story 729Reads6.6Score104Shelves
- 21 Genshin Impact: Sans's Bizarre Adventure 原神,sans的奇妙冒险 [No female lead + not invincible] After countless cycles of peace and slaughter… Sans: Okay, this is really “skull.” I should've known you'd be the variable that showed up in the timeline. G: Countless resets have made this timeline abnormal. You don't belong here anymore. Go out and broaden your horizons. Sans: Okay. (shrugs) I hope wherever I end up has ketchup and hot dogs. (The author is just writing this in their spare time, so there isn't a draft or anything. I write whenever inspirati 364Reads8.4Score105Shelves
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Undertale: Dust's Search for His Bro 传说之下Dust劳弟的寻哥记
[Undertale + OC + multiverse] Pure fanfiction. Where it differs from the original, please treat it as my own interpretation. Apologies for any out-of-character moments. Mostly slice-of-life and battles, with pairings and crossovers. The characters may not be very well developed in this first book.
309Reads—Score—Shelves
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- 23 The Fall of Twilight: Beneath the Aurora 暮色之陨:极光之下 Maybe... if the war had never broken out back then, we would have had better lives. When the aurora blankets the world and monsters endure their days in pain, who will step forward to change everything? No... It's all in vain. When the last bit of warmth vanishes from the midst of malice, revenge can no longer be held back. With golden light by their side, is it a blessing or an ill omen? And behind the or 105Reads—Score—Shelves
- 24 The Wonderful Journey of Error error的奇妙旅程 [Undertale AU fanfic + My take on Error as the protagonist + Not hot-tempered or quick to anger + Error based mainly on canon, with my own additions + No Romance for Error in the main story + Unorthodox National Destiny + Watch-Along Reveals the Truth + Multiverse] The National Destiny game is just a starting point, and most of the on-screen comments are friendly. Because of an unknown program, Error arrives in Aftertale to take part in a National Destiny game. Although the creator’s will means 432Reads8.7Score101Shelves
- 25 Listen Up, You Fools 听着,蠢货们 [Undertale Fanfiction + Bad Guys + Nightmare + A Little Mind Reading] How should I put this? It's a pretty bad story, very mundane and meandering. I wanted to read it myself, so I wrote it, and since I wrote it, I published it. If you don't like it, please go easy on me when you criticize it. (This is blatant mistreatment of Nightmare, so hardcore fans, run! And I'm not going to address the protagonist's name.) 122Reads—Score—Shelves
- 26 Undertale: A Journey of My Own 传说之下:属于我的一场旅途 What is set in stone cannot be changed. All we can do is accept it. After dying suddenly in an accident in his previous life, Heripons transmigrates into the world of the game Undertale! But as the price, he loses some of his memories. Guided deliberately by Frisk, the game's original protagonist, he manages to reach the Pacifist ending and recover some of the memories he lost. He thought he could only go on living in someone else's body and appearance, but an encounter planned long in ad 1.1kReads8.7Score138Shelves
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National Fate: Sans Can Dominate Even While Frail 国运:sans即使病弱也能横推
Sans takes part in the National Destiny game. No transmigration plot, but there will be AUs. I’ll do my best to capture Sans’s personality and avoid making him OOC. Sans is the strongest fighter in another world. A fragile mage with infinite magic. No System, no CP, survival game. There will be viewing-room segments where secret identities are exposed. I started writing this because I wanted to write a power fantasy. I changed the cover. I drew it myself. I didn’t have time to change it before b
616Reads8.1Score100Shelves
Reader note
- 28 Undertale: The Story of an ULB 传说之下:一只ulb的故事 Give him one molecule of oxygen and he'll dance until the world ends. He is the fearsome ulb. General of the Army Douglas MacArthur, speaking from far away on the surface, once said, “If God told me to defeat ulb, then God himself would have to join the battle with a real sword.” Asgore, king of the Underground, also said, “From the moment I appointed ulb as judge, I knew I would never see another slaughterer again.” Frisk, humanity's ambassador for peace, said, “After ulb's trial, I never commi 208Reads7.1Score—Shelves
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National Fate: I Transmigrated as Sans, with Zhongli as My Teammate 国运:穿越sans,队友钟离
[Undertale / UT Fan Work] [The national fortunes are not dominated by one country] I know the title's a bit of a mixed bag... But the story itself is even more complicated ( ) [The writing in the first few chapters isn't very polished, so they may not be the best read, but please stick with it for a few more chapters!] A veteran UT player with a complicated background transmigrates, only to find himself caught up in a game of national fortunes? Complete the game across ten worlds, and you can re
2.3kReads9.4Score179Shelves
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- 30 National Fate: Even Today, Sans Wants to Blow Up the System 国运:今天的Sans也想炸系统 [No transmigration, no watching-the-story, no CP, with original Sans in the spotlight] There'll be secrets exposed, there'll be showboating, there'll be a little AU, and there'll be the author's long-delayed chuunibyou phase. A ridiculously squishy, unbelievably powerful mage with maxed-out evasion in every sense. I just want to see Brother Sans show off, have his secrets exposed, and then blast me, his unscrupulous creator, out of here. If you're happy, I'm happy, and everyone's happy. I recomm 210Reads6.6Score—Shelves
- 31 National Fate: Sans Has Something to Say 国运:sans表示有话要说 “I” was a typical 21st-century college student, until a truck suddenly came barreling down the road and sent “me” to another world. In short, “I” became a soul and was stuffed by some scientist whose surname started with G into the soul of a little skeleton whose surname started with S. But “I” couldn’t move or speak. Then, after a few well-known events, the monsters came to the surface. At last, “I” could speak! Though only to Sans. So every day, “I” rambled on inside Sans’s head. Sans: ... Thi 156Reads—Score—Shelves
- 32 After the Dream: Ream 梦想之后—ream [Signed] After Dream *Dream transmigrated... I was just playing with a seed, and somehow transmigrated. True peace and all that. Faith, Nightmare, a System cheat. A Minecraft streamer’s comeback journey! “Why don’t you turn off your cheats if you’re so good?” “I use cheats because I can.” Without cheats, this loser Dreamer is only a bottom-tier fighter. Why is the plot progressing so slowly! This cheat makes it feel like an invincible-protagonist story! Stop padding things out and get the pl 67Reads6.5Score114Shelves
- 33 Reborn as Murder 转生murder After countless massacres, Murder unexpectedly gained countless memories about UT. He also happened to join a chat group connecting myriad worlds, and began his journey across them. 189Reads6.5Score—Shelves
- 34 Undergoodluck [Undertale fanfiction] [Amateur writing (._.)] [No System] [The main cast are all native AU characters] [Any resemblance is purely coincidental] A human child named Clover falls into the Underground. Lucky Clover survives the fall and begins a strange and wonderful adventure through this bizarre place... After exploring the Underground comes a journey through the multiverse. Our AU has no ending!! Main cast: my original character Luck Sans, my OC Clover, and Dust! 65Reads—Score—Shelves
- 35 Beast Taming: Together with My Bone Brothers 御兽:和骨兄弟一起 [UT + Sans + Papyrus + All UT Characters + AU + Legally Cat-Eared Shota + Beast Taming + Everyday Life + All Original Undertale Characters] Mostly sweet, with a little angst. A complicated mix. No female lead doesn’t mean no CP, right? The CP in this book is Lin He and Chara (“split self”). This book is mostly everyday life, though things get crazy sometimes. Lin He was an ordinary high school student. While playing an Undertale fan game, his keyboard started malfunctioning, his blood pres 92Reads—Score—Shelves
- 36 EN Undertale: I Forge the Perfect Ending! 传说之下:我!完美结局铸造者! (Toxic-content warning: There is a female lead, neither lead is particularly strong, there are other transmigrators, some details involving time travel are inconsistent, and the pacing is slow at first. If you can accept all of that, then let’s begin!) AU name: LD! Undertale Lin De accidentally transmigrates to the world of UT! To reach an even more perfect ending, he travels through time and space, stepping outside the grasp of the unseen hand behind the scenes, all to understand the truth of t 281Reads8.7Score—Shelves
- 37 Exploring the Forbidden Zone: My Teammate Is Dupi 禁地探秘之我的队友是杜皮 (There aren't many scenes set in the forbidden lands; most of the story takes place in other worlds. Unfortunately, I can't change the title, so it'll have to stay this way.) [Potential heroine]+ [The Role-Playing System barely features]+ [Chat Group] Here, you'll see Xiao Ming steal someone else's account right in front of Oma Zi-O, Zero and Tartarus shake hands and make peace, becoming good friends, Dupi turn into a planet-destroying big shot, and Yugi Muto sweep through worlds with Exodia. Th 133Reads7.0Score—Shelves
- 38 The Sealed Mountain, A Chant of Sorrow 尘封之山,哀声之诵 There's nothing here (┯_┯) Canon setting + a few original additions, Murder!!!!!!!! This is the first reset. No one remembers anything except that human and that flower. The slaughter repeats over and over, and the human is never satisfied. Just when it seemed everything would keep looping like this, something unexpected happened... 22Reads—Score—Shelves
- 39 Bullying My Brother Feels Good for a While, Then Comes the Heartbreak 虐弟一时爽,碎梦火葬场 [Undertale + Dreamtale + Bad Sanses + cunning Shattered] Extremely OOC, and it gets extremely melodramatic later on. Fanfiction. Fanfiction (emphasis on that again). A fanfic of Undertale and Dreamtale: Shattered Dream. It has two volumes. The first tells the familiar old stories, and the second follows up with my own original continuation. The protagonist seems innocent but is secretly dark, and his younger brother is yandere. 1Reads—Score—Shelves
- 40 You Said to Tame Beasts, So Why Are You Taming Sans? 让你御兽,你御Sans? (No female lead, Undertale fan fiction, the protagonist isn't a bleeding heart, but he's not cold-blooded either. Updates are extremely slow!) Xie Jingwen transmigrates to a world governed by beast-taming. In the beginner's gift pack from the System, he discovers... [Beast: sans] When he awakens, the teachers see his humanoid skeleton beast and excitedly come to test its stats, only to find: [Attack 1] [Health 1] [Defense 1] Everyone thinks it's useless, but the testing machine doesn't displ 42Reads—Score—Shelves
- 41 A Diary of Life in Undertale 人在传说之下的生活日记 My name is Bai Mo. I just arrived in Undertale, and I am freaking out. What the heck, X Gaster? Good grief, the Four Sanses? And now a Soul Crystal? You're all so powerful, what am I supposed to do? Whatever, I'll just slack off! (No angst in the whole story) 159Reads—Score—Shelves
- 42 My UT Journey as a Sans Soul 成为sans灵魂的我的UT之旅 A devoted UT fan, Li Xiaoti spent several days gathering every bit of information about UT and building a massive website about the UT universe. But due to health problems, he unexpectedly ended up in the world of UT, bringing the website he had created along with him. The bad news was that he was only a soul. The good news was that he was Sans's soul. When he suddenly looked at Sans, he saw more than just Sans before him: a faint image of Killer appeared too... 183Reads7.1Score—Shelves
- 43 Genshin Impact: ULBSans Powers from the Start 原神:开局ulbsans能力 (There are angst scenes, there are angst scenes, there are angst scenes. Important things must be said three times, though the angst is mild.) Liu Yang was an ordinary high school student on Blue Star. After an accident, he transmigrated to Teyvat and gained a System. From the start, he received the abilities of ULB Sans and became one of the many Archons. Realizing that the Archon War was about to break out, he joined Morax and others in founding the Guili Assembly. But his arrival caused rippl 378Reads7.3Score103Shelves
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Transmigrating to Another World: From the Start, I Transform into Sans 穿越异界:开局变身sans
The protagonist has multiple Systems. The national destiny game has no negative bullet comments. (The author has other books too, so feel free to check them out if you're interested.) Current storylines: transitional world (Volume 1 complete), national destiny forbidden zone (Volume 2 complete), breaking Lord Zoffy's Ultra Key, and tricking Beta Spark into the hands of Ryu Aihara (Volume 3 in progress). Ideas being considered: transforming into the original Ultraman in another world and fighting
37Reads—Score—Shelves
Reader note
- 45 Lonelysans’s Bocchi the Rock! lonelysans的孤独摇滚 [Original Sans character + Bocchi the Rock! + The Weird] (Reposted using a different account) Lonely Sans arrives in the world of Bocchi the Rock! and discovers that something is off. This story was born out of my love for Gotoh Hitori, and Lonely Sans is my original character. The plot is all based on daydreams I have during class. Lots of OOC. Not good at writing. Not recommended. I drew the cover myself. 21Reads—Score—Shelves
- 46 My Custom Sans Travels Through the Myriad Worlds 自设sans的诸天旅行 [The Myriad Worlds + National Fate + Sans] About my original character, who has multiple personalities and wanders around the Myriad Worlds. (Note: Updates every Tuesday, Friday, Saturday, and Sunday.) Most of Sans’s characterization is based on canon, fanon, and my own ideas. (Any similarities are purely coincidental.) 215Reads7.2Score—Shelves
- 47 Transmigrated as Sans, I Go Around Looking for Fun 穿越成sans到处找乐子 Looking and looking for fun, and finding a little fun. Someone transmigrates into Sans and awakens a Fun System. They are determined to travel between every AU. 43Reads—Score—Shelves
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Undertale: She’s Not the Protagonist 传说之下:她不是主角
[Transmigration] [No Romance] [Ensemble Cast] [Everyone Is Strong] [A Little Golden Finger System, Redemption, and Wild Ideas] [Antagonist] [Slow-Paced and Lighthearted at First, Then a Transitional Middle] [Happy Ending] A lot of UT players transmigrated into this UT multiverse, a place that seemed peaceful on the surface but was actually rife with undercurrents... Narrator: *Among the people working to protect the peace of the universe, there is a hidden killer with the employee number 103. At
83Reads—Score—Shelves
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- 49 A Mad, Mad World 疯一样的世界 A quiet, ordinary life is what matters. No transmigration, all-nightmare, OOC series. After countless cycles, Nightmare plans to make himself disappear. 124Reads—Score—Shelves
- 50 I Am Chara, and I'm Not 我是chara,也不是 Special events, original worldbuilding, a pairing, very sweet with a touch of angst (the protagonist just dies a few times, that’s all). Also known as: Wayward Heart Once this drug takes root in a person’s heart, it is “impossible” to undo. No one can quit. The prophecy begins: a new soul will save the world. This is simply a moving story about how, amid endless despair and chaos, two lonely souls find each other, heal each other, and ultimately discover that “love” is real, transcending both co 251Reads—Score—Shelves

















































