Villain: a Generation of Villains

Good people rarely get rewarded, so why not be a bad guy this time! The protagonist's wife and daughter were humiliated, and after avenging his revenge, he accidentally traveled through time and transformed into a villain, becoming a generation of villains. What? You say I'm a good person? No, no, no, it seems you don't understand me yet. Big bad guy? Hmm, it's interesting, I like it. Who says evil people end badly, come and see. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.