A single mother is confused by the changes in her teenage son, who has become distant since spending summer vacation with his father.
| Actor | Role |
|---|---|
 Zinaida SharkoYevgeniya Vasilyevna Ustinova | Yevgeniya Vasilyevna Ustinova |
 Oleg VladimirskyAleksander 'Sasha' Ustinov | Aleksander 'Sasha' Ustinov |
 Yuriy KayurovNikolay Sergeyevich | Nikolay Sergeyevich |
 Lidiya DranovskayaYelizaveta Andreyevna Vykhodtseva | Yelizaveta Andreyevna Vykhodtseva |
| TTetyana MychkoMasha | Masha |
| SSvitlana KabanovaTatyana Kartseva | Tatyana Kartseva |
| LLidiya BrazilskayaTonechka | Tonechka |
| SSofiya BelskaGuest | Guest |
 Marchella ChebotarenkoGreenhouse worker | Greenhouse worker |
| IIgor StarkovMember of the Juvenile Affairs Commission | Member of the Juvenile Affairs Commission |
 Yevhen KovalenkoGuest | Guest |
 Oleh YemtsevMime | Mime |
 Viktor IlchenkoPavel Konstantinovich | Pavel Konstantinovich |
 Gennadiy NilovViewer | Viewer |
 Gelena IvlievaViewer | Viewer |
 Vladimir MarenkovViewer | Viewer |
 Yanislav Levinzonepisode | episode |
 Nikolai RozhkovGuest | Guest |