In the cramped cockpit of the boat, of which Ivan Burlakov has long been the captain and where Elenka, not jokingly called his wife, works as a sailor, a new employee appears - the captain's assistant Sergei. Outwardly energetic and open, he quickly achieves Elenka’s love. And just as quickly - Ivan’s dismissal.

The film takes place during the civil war. Tolya Dergach, having lost his parents, falls under the influence of bandits looking for hidden treasure in the ruins of the estate. The boy, of course, will understand his new friends — and together with old friends will help the security officers to neutralize criminals.

Veronika and Boris come together in Moscow shortly before World War II. Walking along the river, they watch cranes fly overhead, and promise to rendezvous before Boris leaves to fight. Boris misses the meeting and is off to the front lines, while Veronika waits patiently, sending letters faithfully. After her house is bombed, Veronika moves in with Boris' family, into the company of a cousin with his own intentions.