The main character is student Irina, charming, pretty, the soul of any company, who has no end to fans. But Irina's heart is silent until she meets the charismatic trainer Aleksey in self-defense classes. Fifteen years of difference do not bother Ira, and now she is already head over heels in love with Lyosha and dreams of a family. But Aleksey has other plans for life, and an affair with a student fits into them only fleetingly... Trying to heal mental wounds, Ira begins to communicate with Aleksey's son Maksim, who trains at the same club. Gradually, the young people become closer, and now Ira herself does not understand which of the two she needs.