Sonya, a 17-year-old Russian immigrant, lives in a claustrophobic Brooklyn apartment with her dad and his ever-growing menagerie of cats. When the Landlady threatens to kick them out, Sonya is forced to make an unimaginable decision to protect her aging father and herself.

1942年2月，列宁格勒。一名国家安全机构的军官和一位医生总共只有72小时，以避免灾难发生。生与死、爱与背叛，在一桩桩迅速发展的事件中纵横交织。