Nickie Ferrante（加里·格兰特 Cary Grant 饰）是一个游手好闲的有钱人，在一艘游轮上邂逅了Terry McKay （黛博拉·蔻儿 Deborah Kerr饰）。两人相谈甚欢，Nickie更是船临时靠岸的时候带着Terry去了一个乡镇上看望了他的奶奶，Terry发现了Nickie在油画上的天赋。两人间情愫暗生。船到了终点站纽约，两人要分开了，约定半年后在纽约帝国大厦顶层…

A man awakens in an empty house that he is unable to leave. Battling fatigue, injury and amnesia, and guided only by a cryptic voice on his phone, he begins piecing together fractured memories of the events that led him to be trapped. With a terrifying presence confining him inside the house, he ultimately discovers a …