After Returning to the World, I Became Everyone's Crush [Quick Transmigration]

[Check out my no-CP novel: Is This Sect the Only Place Where I Practice Proper Immortality?] He transmigrates back into a world from a previous mission to play the villain again, with a System in tow. He Mingchen thinks, This is a sure thing! He thought he just had to go through the plot one more time. But when he sees his sworn enemies and good brothers confessing their love for him one after another, He Mingchen silently looks up at the sky. Surely he isn't wearing some kind of everyone-loves-me aura? Isn't he supposed to have the villain's role? Villains are stepping stones for protagonists, tragic characters destined to fail. But they can have ambition and charisma, too. [World One: An apocalypse world. After returning, the protagonist's close friend, who betrayed him, is confessed to by the protagonist.] "Xue Yuansong, I haven't done any less than you. I'm more suited to be this leader than you are." "I have a clear conscience. I have done right by the people. If sacrificing just one life, yours, can end the apocalypse... I know you don't care about them, but you care about me. So, for my sake, will you die?" "I've done so much. Why am I branded a villain just because I opposed you, the so-called protagonist?" The protagonist: My lover loves me, but he loves his ideals even more. He even wants to kill me with his own hands. I should hate him, but all I feel is heartache for him. [World Two: A cultivation world. After returning, the aloof swordsman who betrayed his master and ancestors discovers that he has been sold to a male brothel.] Content warnings: 1. Each small world will probably have a tragic ending. Happy endings will be marked in advance, and the overall ending should be happy. 2. The bottom dotes on the top; the bottom pursues the top. The bottom has multiple incarnations. The couple is Xue Yuansong and He Mingchen. One-on-one. 3. The top is loved by everyone. Theme: Love can warm everything.