Gunahon Ka Devta is an action film starring Mithun Chakraborty and Sangeeta Bijlani in lead roles. Baldev Raj Sharma is an honest and diligent Police Inspector and was selected by the Police department to felicitate and honor him in public for his truthful service, but things take an ugly turn, when he is arrested and stripped off his title for a brutal killing, and he is imprisoned. His wife alone bring up their son, Suraj. Like his father, Suraj too becomes a Police inspector and his only aim is to find out the truth behind his father?s false implication. The Climax reveals the true killer.