The notorious Bimal Mandal, who ruled the Rishra-Hindmotor-Konnagar area for years, gets arrested by Dibakar Sen. However, he gets away due to lack of evidence. Soon, Dibakar and Hubba, seem to become alter egos of one another and morality gets blurred.

The Sanyals, a wealthy family with a communication gap, meet Chabiwalah, a strange man who claims to own a key that can open any lock.