The \”Killing Analysis Class\” series is based on the original work written by Asami Kazuhi, WOWOW\’s self-produced TV series 2015 \”Stone Cocoon\” and 2016 \”Crystal Agitation\”. A suspect film describing a crime investigation by the Metropolitan Police Department. The content of this rumor is that a series of murders against women occurred before the \”Stone Cocoon\” incident. The search class identified the criminal suspect Nogi Naoya, and Nogi Naoya is a pseudonym, and his true identity is the \”Akishima Mother and Child Kidnapping Incident\” The victim Yaginuma Masato. Changed to describe how the young Yaginuma finally became the murderer Toremi step by step.