A new intern is being sent to the police station of the small town of Mavka. For the chairman of the department, Oleg Kravchenko, it becomes an unpleasant surprise that the trainee is a young girl, apparently from a wealthy family, called Kira Zadorozhna. Oleg and Kira do not have a relationship from the first day of dating. Oleg is annoyed at Kira's glamour, independence, habit of breaking subordination. Kira, in turn, considers the chief inquisitive a boring law-abiding croaker. However, Kira and Oleg will soon have to change their minds about each other.