To save his classmate Lisa, the fragile, dreamy Lesha commits a crime - he steals her mother’s talisman, a brooch in the shape of a dragonfly, in order to sell it and buy Lisa a ticket to her mother, who married abroad, after which Lisa stopped growing altogether. Lesha goes through all the torments of punishment, changes, and as a result, both he and all his friends who participated in Operation Mukhadrakon have their most cherished dreams come true.

The main characters are a grandfather and his grandson, who suffers from agoraphobia. In an attempt to help his grandson, the grandfather puts his life and the boy's life in danger, and now the fate of the family depends on whether the boy can cope with his phobias and the Siberian taiga.