My Yandere System

A newly graduated music teacher time-traveled into another person's body before he started working, obtained a graceful death system, and began his journey through evil; Every time a violin piece represents the passing of a life, without exception, they all escape the sanction of the law. Everyone is a wicked person, and every wicked person has a pure part of the world. He is a wealthy prince during the day, and an evil violin killer at night. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.