The chapter revolves around the protagonist looking into two old murder cases connected to the building they're in, with a focus on the gruesome 'Human Jigsaw' case. They encounter an elderly man who claims to be a friend of a deceased victim, leading to further investigation. The protagonist then reveals a plan to use newbie tasks in a new world that seems to have a game like interface to learn about the world while navigating dangers and they are made aware that even dead people are in the game.