Fantasy: I Don't Want to Be a Good Person Anymore

"I traveled through time again... I traveled through time to the evil camp last time. This time, I vowed to be a good person, and no one can stop me—!" "Congratulations to the host, the most powerful villain system has been activated." "... I will not give in to the system. I want to be a good person." "This system can train the host to become the most powerful villain in the world." "It smells so good, I don't want to be a good person anymore." … This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.