Marina gets a job at the factory as a cook to find out who Ignat's mistress is. The rivals in the tournament have conceived something unkind and offer the "Piranhas" to play a training game. Ignat and Eric agree.

The guys manage to recover in the tournament. They come together at the old country house to train and play together. It turns out that without parental supervision, a team of teenagers cannot establish a way of life, even Ignat cannot organize teenagers. Ignat decides to call for help from an unexpected ally.