Stepbrothers and teammates Zhenya and Tyoma do not like each other. Professor Maksim Muromtsev, Tyoma's father, is working on a time machine. After a visit to his laboratory, they are accidentally transported to 1999, where they meet 12-year-old Vadim Shipachev - a future star hockey player and Zhenya's idol. Now they must help Vadim to believe in himself and follow his dream before they can return to the present.