Shanker is a young man who lives in a small village community with his mute sister, Durgi, and his mom, Shanti. Shanker's efforts to get Durgi married are all in vain. The local money-lender, Lala, in his early 60s, comes to know about this and proposes to marry Durgi, but is refused, and asked to leave. Lala plots vengeance, and gets his chance to rape Durgi, resulting in the death of Durgi. Shanker hunts him down, and kills him. Lala's death involves the police, and Shanker must run from them. He does so, and joins a gang of dacoits and pledges to be part of their gang, not knowing that in so doing, he will be spending the rest of his life, hiding in caverns and the countryside, unable to see his mother anymore, nor any normal human being, for the rest of his life.

When Criminal Investigating Officer, Amarnath is murdered during the line of duty; Intelligence suspect it is the handiwork of foreign criminals who wants to destroy India with the help of some Indian traitors thus secret agent, Gopal is sent down to investigate. He meets and fall in love with Sunita who then introduces him to her dad, Damodar. Gopal also find out that Damodar is a mere pawn in the hands of the same criminals he is looking for and must continue his investigation to reach the mastermind.

Sudhir goes to take care of his family business in Goa. He is attracted to Maria, a mysterious woman who meets him in an old graveyard.