豆瓣评分：4.0上映时间：2005地区：4.0类型：剧情播放量：2216更新时间：2020/08/11 10:44:38
导演：Matt Cantu Lance Kawas
主演：Melissa Schuman Scott Vickaryous Shanti Lowry
Set in the deep freeze of a northern Michigan winter, when a group of college students volunteer to assist their psychology professor with his research, their weekend retreat turns into a nightmare.