Villain System? but That's My Wife!

[Two male protagonists + main attack + unit story + sweet story + mutual favor] The introduction is a summary, not the first world The growth of a villain usually involves a tragic childhood and a twisted personality... But in the end, all of these will turn into nutrients that make him a stumbling block. "Your mission is to become their guardian and make them become villains who will destroy the world and create more suffering and hatred for me." # It is easiest to become soft-hearted when we get along day and night, and the hatred of life and death is the hardest to overcome, especially for a villain like him. System patted the hem of his clothes and put his heart in his stomach, but he forgot that there is another emotion in the world called love. And the only love Juhe had left was given to Sang Bian