Detectives Mriganko and Shubho fail to appropriately investigate the serial killings of a few children. Meanwhile, the prime suspects in the case, Jatileshwar and Nabadwip, are proven to be innocent.
Jatileshwar continues with his evil deeds under the garb of an innocent man. A frustrated Mriganko reopens the case. Subho joins Mriganko as they plan to solve the case successfully.