Plot Summary:Balwant is a honest truck driver who lives with his younger brother Jaswant and pregnant wife Sumati. One day he asks Jaswant to drive the truck for him. Jaswant finds out that the truck is delivering smuggled and illicit goods and refuses to drive it. For this, the owners of the trucking company and others beat him up, eventually killing him. Balwant comes just in time to see his brother's assailants and swears to bring them to justice. However, he himself is held by Inspector Amarnath for the homicide of his brother; his house is burned down by the trucking company owners; his wife is reportedly dead in the fire. Balwant escapes from prison and avenges his brother's death by severely maiming the truck company owners. Balwant continues to avenge the innocent, not through the rules of the corrupt police, lawyers and an equally corrupt judicial system but as a vigilante judge and executioner, calling himself "Teesri Adalat". All his sentences result in death. Years later, Balwant's wife is still alive but the trauma has left her speechless. She had given birth to twins, Mahesh and Rajesh. Mahesh was separated from her in childhood but Raja lives with her. Mahesh is adopted by Inspector Ram Avtar. Raja has a sweetheart in Kavita and Mahesh woos Sunita. Balwant and his family's paths cross when in order to get his adopted father a promotion, Mahesh decides to seek out Balwant and put an end to his "Teesri Adalat".