Lower Caste Radhey Mohan is an honest and truthful man. A loafer uncivil by looks he is a gem of a man by heart. One day he sees upper caste Nirjala, and is instantly attracted to her. When Nirjala comes to know about him, she is also attracted to him. The problems arise when marriage is proposed with Radhey, as Nirjala's family will have nothing to do with a lower caste groom, and they arrange Nirjala's marriage with Rameshwar, a young man from their caste. An old enemy attacks Radhe and cracks his head in the process. As a result, Radhe loses his mental balance and sent to a mental hospital where is chained to a wall, while Nirjala undergoes preparations to get married to Rameshwar.