Alexey Orlov, a student of history, is forced by the requirements of the university to become a member of one of the numerous sports clubs, and it turns out that his favourite chess is also suitable.
Having decided that it is already possible to relax, Alexey meets at the first meeting the mysterious Sasha Uglova - a girl who can't play chess, but is striving with all her might to comprehend such a difficult for her strategic discipline. Along the way, it turns out that very soon there will be a mini-competition, the final prize of which is still a mystery.
Always ready to respond to the tantalising sound of mystery, Alexey decides to get this mysterious prize by all means, and at the same time to get to know his mates in the chess club better!