While on routine patrol duty in his jeep, D.S.P. Ajay (Dharmendra) comes across a vehicle that was driving over the speed limit, he chases it and forces it to a stop. The driver identifies herself as Elizabeth D'Silva (Waheeda Rehman), and both fall in love with each other. A few days later Ajay gets a phone call from her, asking him to come to her house as her uncle, S.J. D'Silva is seriously ill. When Ajay reaches there it is too late and he is pronounced dead. Subsequently, Ajay goes to the nearby Church to arrange for a priest, Gonsalves, pall-bearers, so that her uncle can be buried. Then a few days later, a man approaches the police asking for assistance in locating his missing son, Prakash. When told about this, Ajay looks at Prakash's photo and is shocked to see that it is none other than Mr. D'Silva. Ajay decides to investigate this matter thoroughly, and even places Elizabeth under suspicion. D'Silva's coffin is dug up...