When the mother of a high school student Vanya dies, he hardly outwears sorrow. His uncle takes the boy. But the uncle's wife is unable to accept that the adopted child is living with them. Vanya faces misunderstanding, so when he finds a friend he is trying not to miss the friendly relations. However, the "friend" persuaded him to make theft and before that had convinced to leave school. When Ivan refuses to get into mischief, the guy takes revenge on Ivan. He steals from his uncle's wife a large sum of money. Ivan gets in the colony. On his return he tries to prove his innocence and the guilt of the offender.