The movie is about one man's greed and another man's honesty. Gangvaa (Rajnikant) stays with his parents & brother in a village. His father works for Thakur Mahendra Singh (Amrish Puri). While digging for a well his father & other men get treasure. His father tells thakur to give it to the government but Thakur doesn't listen. Gangvaa's father complains in police but Thakur comes out from jail with the help of a lawyer. He asks his Munim to kill Gangvaa's parents. When Gangvaa comes to know about his parents death he takes revenge & kills Thakur Mahendra Singh. Then Gangvaa,his brother Bhima & his friends become dakus.