In the future, the Japanese government captures a class of ninth-grade students and forces them to kill each other under the revolutionary "Battle Royale" act.

The 13 scary stories, including "Don't open the Buddhist altar," in which Tsugumi is told by her grandfather, "Don't open the Buddhist altar today.

In this film, the charismatic figure of the horror world, Yô Takahashi, who laid the foundation of Japanese horror as the screenwriter for "Ring" and "Don't Look Up," finally makes his directorial debut in the horror genre. Joining him are Yudai Yamaguchi, known for "Battlefield Baseball," Kei Horie, who gained immense popularity as Gao Yellow in "Hyakujuu Sentai Gaoranger" and received acclaim overseas for his directorial debut "Growing Growing," and Toru Moriyama, a stalwart of TBS dramas. Together, these talented directors from the horror world ensure a film that is no less impressive than its predecessors!