Tokyo Metropolitan Mystery Special Investigation Department

Aizawa Misaki, a rookie detective who graduated from high school and worked his way up from the grassroots jurisdiction, Without warning, an order was sent to the Metropolitan Police Department where elites gathered to search for a lesson. On the same day, she met the man - Matsushita Ryosuke. With a sloppy appearance and an ordinary demeanor, he looks like he has no aura as a detective, but he hides a pair of deadly sharp eyes that can see through the murderer's disguise and discern twisted obsessions. The two of them are led by the double-faced elite police officer Rika Yoshihara. He is as gentle and tolerant towards his younger generation as an angel, but he is harsh, cruel and pressing towards Matsushita, as if he knows his unknown past scars. The three were recruited into the newly established special investigation department for serious crimes, and faced a series of paranoid, crazy, and even unbelievable unusual murders.