A young and talented Chinese language teacher appears at Valera's school, who is unexpectedly nominated for the Teacher of the Year award. Valera is trying to plot against a competitor. The Ivanovs are approached by the wife of the owner of a Chinese restaurant, who died from a knife wound. The Ivanovs help their client find the killer.

Valera buys a motorcycle, but Darina worries about Valera's safety on the road. Valera is trying to find a compromise with his wife. Meanwhile, a new client, a young and pretty girl, is plagued by failures in her personal life. The Ivanovs help the girl find out that her loved one is guilty of this.