A group of boys and girls, twelve in total, gather at an abandoned hospital to die for various different reasons. There, they find the body of a dead boy. The group of twelve attempt to find the person who killed the boy. During their search, the reasons why they want to die are revealed.

• Warner Bros. Japan
• Office Crescendo
• Mahiro Takasugi
• Yūto Fuchino
• Kotone Furukawa
• Kanna Hashimoto
• Mackenyu
• Yuina Kuroshima
• Hana Sugisaki
• Riku Hagiwara