三年前无故失踪，抛夫弃子的母亲突然回到家中，渴望破镜重圆，但一切情形已不同于当年，小孩已渐独立而昔日丈夫也有了知心女友。面对重重阻碍，这位心理变态的母亲以各种破坏手段进行她的计划，她誓言得到她原有的幸福，经历一幕幕恐怖事件之后，这位母亲终于自食恶果结束这场游戏。

Teen lovers Bobby and Terry band together with other roller skaters to try and prevent a powerful mobster taking over the land their favourite skating rink sits on, and compete in the Boogie Contest.

Strange killings occur at Ruby's drive-in theatre, sixteen years after the murder of her gangster boyfriend.