A grad student kidnaps two homophobic high-school bullies to use as her subjects in an experiment performed at the bottom of an empty swimming pool.

　　很莫名其妙的剧情，拿出蹦迪神器就能救到女主，那个老人死前恢复正常还去自杀？然后男女主见死不救？胖子出来啥事都没有？那鬼捉胖子干嘛？不是还有划伤吗，为何胖子一点事都没有，还发现逃出去的地方还有信号。