艺术品经纪人丹尼尔与妻子奥莉薇娅在外举办化妆舞会，保姆在家照看女儿。舞会的调酒师凯西·罗斯密切关注着这对夫妇，心里盘算着一个秘密计划对付二人……

Los Angeles is about to be hit by a devastating earthquake, and time is running out to save the city from imminent danger.