Yamagiwa, whom Fujii wished dead, is murdered, and Fujii receives a threatening letter. A special residents meeting is held to discuss who sent the threatening letters. The residents start developing suspicions about each other.
The manager at Xinyi's work dies in an explosion caused by a gas leak. The residents argue about whether or not there really is a swap murder game going on.
Two residents are killed, and Nana and Shota are the first to find them. Nana suggests to all of them that they should tell the police about the murder game, but they disagree with her.
An actor is murdered, and Kusumi feels responsible for his death. Nana confides in Kusumi that the name on the paper that Kusumi drew was written by her.