Dr Sunny is a psychiatrist who is engaged to his girlfriend Annie. One day a young girl named Reshma was admitted to Sunny's hospital by her brother Roy who is a close friend of Sunny due to some mental disturbances. At first nobody knows what was the reason for her condition and she was not able to properly remember the reason. Gradually Sunny finds out that she was traumatized after witnessing her boyfriend getting beaten to death by some of his colleagues. Sunny helps her to recover, but soon Reshma becomes obsessed with Sunny and falls in love with him. She threatens to kill Annie if he does not marry Reshma.