Young boxer Arlan, a graduate of the Olympic Reserve Boxing School, dreams of going to the Olympics, but is forced to work part-time to help his mother and younger brother, who suffers from a rare disease. In a store, he meets Alina, who studies piano at the conservatory but dreams of singing, and their meeting gives her the confidence to choose her own path.

When her brother's illness progresses and expensive treatment is required, Arlan, on the advice of his friend Tokha, agrees to participate in fist fights for quick money, giving up his dream of Olympic gold. Now he must go through the path of severe trials in the world of fist fights, where the champion is the undefeated Nikita Aday.