When the heiress of a luxury hotel chain is kidnapped at her dingy motel outside Detroit by a band of ruthless sex traffickers, her downtrodden assistant must figure out a way to rescue her.。商场出于安全考虑,引进了三架非常先进的机械人保护者,让他们晚上来巡逻商场,他们非常能干,且刀枪不入。 可是某天晚上,打雷烧坏机械人的电脑,于是机器人失去了控制,而商场里有3对男女在开疯狂PARTY,于是他们遭到了3台机器人的追杀.....。