Amagi Yu is a slightly eccentric detective who has been assigned to the Twelfth Section of the Tokyo Metropolitan Police Department’s First Investigative Division from the Lost and Found Centre. The Twelfth Section is called the “graveyard of detectives” and ridiculed as the “banishment room where hardened detectives who cannot be fired are sent”. Its assembled detectives, Samura Kosuke, Yamashita Takumi, Nagasawa Keita, Mizutani Tamaki and Katagiri Masatoshi, are elite and yet
