The daughter of circus artists Martha has dedicated her life to sports. Her parents were adamantly against her working in the circus, so Martha pursued a career as a gymnast. Until one day she had to leave the sport because of a dishonest coach. And the girl makes a decision - she still realizes her childhood dream and becomes a circus artist. Circumstances help her in this. The trio of aerial gymnasts loses their partner: she is pregnant and cannot perform under the dome of the circus. A real struggle for Martha unfolds between gymnasts Max and Vlad. In addition, mother Vlada, who wants her son to go to Germany with his number, substitutes a girl. Will Marty manage to achieve her goal? ..