“I shouldn't become obsessed over if I'm a villainess instead of a heroine…!” Anna Tanaka, who had lived her life doing everything her parents told her to, died suddenly in a traffic accident in the rain. Since she had the chance, she volunteered to be reincarnated as the villainess character from her favorite novel, but with a villainess aptitude of 0, she ended up reincarnated as the heroine, Aurelia! At this rate, she'll become engaged to Prince Freed, and like the villainess Beatrice, who lost out on being a candidate, she'll be killed—! In order to survive, she has no choice but to aim to become a magnificent villainess who surpasses Beatrice and be hated by the prince! She immediately tries to imitate being a villainess, but with her heroine aptitude being too high, it doesn't go well at all... Then one day, she meets a mysterious man, Lutz, at a ball. He's a manners instructor and the rumored “Villainess Maker,” said to turn all his students into villainesses! In order for Aurelia to become a villainess, she has no choice but to borrow his power! And so, she immediately offers to become his apprentice, but——!?