How to Pamper a Dark Villain

(Love, love, love!!! Say important things three times!) After passing through the book, she became a little cannon fodder in the book. The little cannon fodder is weak, easy to bully, and a troublemaker. His identity and background are equally strong, but he is just an abandoned little pitiful person. The adoptive parents do not love or care about her, and exploit her in every possible way. Then... Sorry, I always do whatever I want, Koi? Group favorite? System? Anyone who stands in the way will die! For thousands of years, he has devoted himself to cultivating immortality, but this villain always turns dark, and his heart of stone is still messed up... It's just that the villain always turns dark, what should I do! Waiting online! Quite urgent! (Strong men and strong women, 1v1 double clean.)