故事讲述三个年轻人开始一场公路旅行，途中他们偶遇三个音乐家，几人约定参加一个聚会，不料杀身之祸降临，凶手似乎就在身边。

When a creepy Jack-in-the-Box is discovered and opened on the grounds of an exclusive girls' school, six brave students soon enter a fight to the fini