| The action takes place in the 80s. Four young guys met while studying at the KGB school. After the graduation, fate scattered them in different directions. Someone went to work abroad, others stayed to live and work in the USSR. But the meeting is inevitable, because there is a secret known only to them... |
| Name | Character | Episodes |
|---|---|---|
| Ravshana Kurkova | Karmensita | 16 |
| Konstantin Adaev | Sergeant | 16 |
| Valeriy Barinov | Igor Saltykov, KGB's General | 16 |