Black Cat

The film follows the story of the Bombay Police as they try to catch the elusive criminal known as "Black Cat." This arch-criminal leaves a calling card at each crime scene, creating a sense of urgency for the police force. The Commissioner assigns the best plainclothes agent, Rajan, to solve the case.

As Rajan investigates, he suspects Professor Gupta, who is also his girlfriend Nita's brother. This personal connection complicates his mission, leading to tensions between Rajan and Nita. She feels that the police are unfairly targeting an innocent man while Rajan struggles to uncover the truth behind the criminal's identity.

With a deadline looming, Rajan faces immense pressure to apprehend Black Cat and his gang. The stakes are high, and failure could mean suspension or dismissal from the police force. The film's blend of action and mystery keeps viewers engaged as they watch Rajan's pursuit unfold.