Kashinath has been brought up with Shambhunath, who is an honest man and a freedom fighter in Benares. One day, the doctor tells Kashi to take his father to Bombay for medical treatment. Kashi gets excited and he wants to meet the real son of Shambhunath, Shiv.
The two men are baffled when they see how Shiv lives. Their hopes are also shattered when they find out that Shambhunath has cancer.
Kashi realizes that a criminal Katya has unleashed his reign of terror on the city and he adopts violence to battle the evil forces.