Larissa considered herself very happy. Favorite job, beloved husband, a wonderful first-grader son. Life turns upside down in one moment. The next day after celebrating the wedding anniversary, Cyril dies in an accident. And then it turns out that he never worked for a furniture company and led a double life. Cyril was a professional killer. Larisa is fired, her acquaintances turn away from her, her son is bullied at school, and Larisa can't leave the city – she is under a written undertaking not to leave. And it is at this time that a certain Samson puts her in front of a choice: she must fulfill an order that her husband did not have time to fulfill, otherwise her son will die. Larissa must kill a well-known businessman in the city. For the sake of her son, she is ready to do almost anything ...