Irina Boyarova is an Olympic running champion. She has no family or friends – the heroine's whole life is devoted to sports. One day at the resort, Irina begins an affair with doctor Dima. Both understand that their relationship is serious, but, by coincidence, the lovers separate without explaining themselves to each other ... Soon Irina realizes that she is pregnant. She comes to Dima's house to tell him the good news, but her rosy hopes are dashed overnight.…