YANDERE MALE SERIAL KILLER X DETECTIVE MALE READER All (M/N) wanted to do was to figure out the mystery behind the murder of his family. So, how'd he get caught in a mess like this? With the uprising murder cases, and a unknown individual's appearance. Things couldn't get any worse for the famous detective, and this would only be the downfall of the life of (M/N) (L/N)'s.