Mikhail Ivanov

Schoolboy Vasya and his little sister Klasha live on the shore of a picturesque lake, in which trout are bred. With the help of their friends, the dogs of the Quiver and the horse Strelka, the guys detain the poachers.

Leonid Komkov, despite his lack of experience, is obsessed with becoming a helmsman on a riverboat.

The film is set in the early XX century. Three friends of the working of the Ural village - Yegor, Petka and Stickleback - are not on good terms with boys from across the street led by Senka Kozhin. But while they help a wounded revolutionary they meet Senka's father and change their attitude towards Senka who turns out to be a desperate and brave young man.

Praskovya Ivanovna works as a postman, helps everyone who needs her. Pasha, finding himself in the hospital, accidentally meets Grigory. She will soon be discharged, but she, sympathizing with him, continues to visit her new acquaintance. A friendship began. But then one day Grigory turns to her with a strange request, to go to his home on an overnight boat and see if his wife is cheating on him...