Honest and upright Thakur Pratab Singh lives with his wife Sharda, two young sons Ram and Lakhan and his evil cousins Bhishambar and Bhanu. When Thakur protests and refuse to let Bhishambar and Bhanu carry on their illegal activities, he is ruthlessly beaten and left for dead on a train line. Here on Sharda swears to avenge her husband’s death and brings up her two sons Ram and Lakhan in a poor environment. Years later Ram is now an honest police inspector while Lakhan is a play-boy always has a dream of hitting it rich. When Lakhan hears there is a reward for catching a smuggler Kesariya Vilayati he single-handily captures him and present him before the police commissioner. Impress with the way how Lakhan handles himself the commissioner decides to enroll Lakhan into the police force but Lakhan refuses to work honest and accepts bribe from Bhishambar and Bhanu to let off their criminal activities thus begins to create rifts between Ram and himself.