Hiroki Dan

Hiroki Dan, is the main protagonist of the series. He is a highly ranked police investigator and a serial killer. Dan is part of the Investigation Division Unit 1 and he is son of a former police superintendent General, Takashi Dan. He is very tall and broadly built, has blue eyes and medium-length black hair, which he always wears neatly combed. Due to his high position, he always pays attention to his appearance, so he accordingly wears most of the time suits. Dan makes a friendly, responsible, disciplined and helpful impression on the outside, which makes him very popular. However, he has...