For his passion for martial arts, operative Nikolai Dymov was nicknamed Samurai by his colleagues. He is cold, impartial, and interrogations with his participation resemble an exciting psychological duel. He boldly rushes into battle. Especially when it comes to his daughter. After years of separation, the girl comes to her father. A police captain, accustomed to dealing with harsh colleagues and criminals, finds it hard to find a common language with his grown-up daughter. It is especially difficult for him when he finds out that his daughter is going to marry a bandit.