I'm a Yandere Villain Magnet [Quick Transmigration]

[New book: Summer Delusion, Winter Birth is now underway] Blurb: In many worlds, some obsessive fixation grows so powerful that it throws the System's data into chaos, turning righteous male leads into villains who kill without batting an eye. The System sends You Xu to transmigrate into these worlds, warm the hearts of the obsessive villains, earn their trust, and then eliminate them down to the last one. The System had complete confidence in its ability to choose people, until it discovered You Xu's flirting only made the villains more obsessive, throwing the entire world into chaos as if it had been swept by a virus. The System collapsed. “Aaaaaah! Weren't you supposed to kill them?” You Xu: “Harvesting them amounts to the same thing.” The System: “…” Killing = harvesting (? 1. [You Belong Only to Me] Reclusive puppeteer × cheerful girl-next-door cook: “I'll turn you into my puppet, so we'll never be apart, for all eternity.” 2. [The Demon King's Beloved] Bewitching heart-eating fox demon × beautiful, delicate health-conscious woman: The heart-eating fox loves eating human hearts, but wants to offer her his own whole heart. 3. [I'm a Fortune-Teller, and You're My Fortune] Cold, aloof master fortune-teller × lively young widow: He calculated everything, but never foresaw that he would lose his heart. 4. [I Want the Fish to Bite] Violent, world-destroying merman × little ghost who's set on fishing: She wants to fish. I want to take the bait. 5. [The Word “Love” Seeps into Soul and Bone] Pretend-cold female master × truly devoted male disciple -The male lead is the same person from beginning to end. 1v1, HE. Click the author's profile to find Summer Delusion, Winter Birth. Lin Dongsheng spends her summer vacation at Xie Lantian's rural hometown, where she meets his cousin, Chen Xiawang. Xie Lantian: “My cousin's a good, hardworking guy. Look out for him, okay?” Lin Dongsheng: “We're friends, so your cousin's my cousin too.” Who knew that “looking out for him” would take on a whole new meaning? A few years later. After an accident leaves five scars on Lin Dongsheng's arm, she hides them completely under long sleeves or arm warmers. Then she discovers that Chen Xiawang has made five matching scars on his own arm. Lin Dongsheng: “Is this some newfangled way of pursuing someone?” Chen Xiawang says softly, “So we'll make a perfect ten together.” A young man's pure, burning crush is like the warm evening breeze of summer, quietly coming to rest beside you, afraid you'll notice, yet hoping you will. *The male lead's secret crush comes true *Unrelated step-siblings romance, with a three-year age gap Theme: The very best kind of idea