Keisuke is devastated to discover that Kanae is the mastermind behind the sadistic games and the school's chaotic state. Forced into a cruel ultimatum to kill either her or Manaka Nemu, Keisuke must navigate a web of lies and trauma to uncover the truth. After a harrowing climax, Keisuke and Nemu eventually escape the nightmare, finding solace and love in each other's arms three years later.