The protagonist, Camus, was said to be a genius child actor, but he committed an assault and was expelled from the entertainment industry at a young age. He has 12 personalities living inside him, and they steal his consciousness and cause harm to those around him, so Camus is framed for the crime and lives with an inferiority complex. This is a mystery in which he solves a murder that occurred at an underground idol photo shoot with the help of his 12 personalities.