After the navigator's death, the border combat helicopter's captain receives the task of flying to the coast to guard the border.

A young doctor, Rustam, works in an ambulance. The hero, who is in love with Nargis, who used to practice with him, finds out that she is marrying his friend Safar. Despite the fact that Safar likes another girl, his parents are rushing the wedding. Convinced that Nargis still loves him, Rustam comes to the registry office with the intention of preventing her ridiculous marriage with Safar...