Hamid is a successful boxer who a girl is interested in and gives him a car as a gift. Siamak, Hamid's former friend, has become addicted and crosses paths with Hamid's father, who is a doctor. Father and son help Siamak regain his health and continue his favorite sport, boxing. Some time later, Hamid and Siamak become interested in a girl named Maryam. Maryam is interested in Hamid, but Siamak asks Hamid to fight on the ring for Maryam's sake, and the winning opponent marries Maryam.