A young country girl who becomes an apple seller is seduced and abandoned. She finds a protector but when he is arrested for theft she finds honest work in a factory.
After news of the future birth of a child, Sergei split from his wife, Natasha, and settled in the company of young architects, who occupied a room in a big house. As a result of a chain of unforeseen events, brought by one of the tenants found a child, Sergei finds a newborn son. Friends are doing everything possible to find a lost mother, but Sergei does not disclose their affiliation and tries to give the baby the wrong hands.
Famous polar explorer Ivan Lebedev arrives at a southern health resort. There he meets his friend, renowned pilot Mikhail Lavrov. To avoid unwanted attention, the two decide to conceal their professions. However, their strange behavior arouses suspicion among those around them...
