A story of two arctic aviation pilots in the Soviet post-war times. The younger one is a son of a man repressed and killed by the Stalin regime, who also was a friend of the captain.

Based on the events that took place in Odessa in 1910, when, on the instructions of the Foreign Bureau of the RSDLP, a prominent Bolshevik underground worker arrived in the city under the guise of a French timber merchant, who was to organize the delivery of illegal literature to Russia through the Odessa port. The task can be completed. In Odessa, a variety show theater was created, which, having gained fame, toured Russia and received "theater props" from France...

The young scientist Vladimir Bantikov creates his double - the robot Yasha. But Yasha quickly learns and starts living his own life.