Rina Serizawa

High school student Shun Takahata is bored. Bored with the day-to-day monotony of school and life, he prays for change, for something exciting. Suddenly, he and his classmates are forced to play deadly children's games and facing terrifying creatures from a talking Daruma doll to a sharp-clawed lucky cat.

Sasaki Hiroshi, who loses both his vocal cords and his job due to throat cancer, is shocked to learn that his daughter Kumiko is not his biological child. He and his wife Harumi are anguished as distrust turns into obsession within the speechless Hiroshi.