Lesson in Murder

In a dark and twisted game of cat and mouse, a university student receives a letter from a convicted serial killer who claims to have confessed to eight murders, but insists he's not responsible for one final kill. With a glimmer of curiosity, Masaya sets out to unravel the mystery of the last unclaimed victim, delving into the mind of a mastermind with a chilling past as a former bakery owner. As the investigation unfolds, the lines between truth and deception blur, leading to a suspenseful ride into the heart of darkness.