Every summer guys meet to go on a regular voyage on a sailing boat. All of them are very lucky to have loyal and faithful friends. But the seventh grader Kirill is keenly aware of the lack of friendship in his class. He particularly felt it when he was accused of stealing a purse. Kirill found the thief by himself - it was a quiet and defenseless Chirok, going on about the yard bullies. Taking Chirok under protection, Kirill was able to stand up for himself and his new friend.