Rasim, a young mechanic, meets Surayya and falls in love with her. But he is dragged into Shirmammad's wrongdoings; Shirmammad is Surayya's father and the leader of a gang of poachers. Realising his fault, Rasim tries to convince Surayya to stop trafficking in stolen fish. After a long period of reflection, Rasim becomes aware that he cannot go against his conscience, even for love's sake.
Popularly known by the name of the main character, "Mashadi Ibad" was based on a musical comedy by composer Uzeyir Hajibeyov and written in the early 1900s. The story is based on the age old-theme of a beautiful young woman Gulnaz who falls in love with a young man Sarvar but is obliged to marry someone else.
The film is about oilman who had beautiful voice. He didn't attach great importance to his friends is advice to get special music reward. But he changed his attitude to art under the influence of his friends.