 The movie depicts the killings to be a part of a religious ritual being conducted by a policeman, with the actual perpetrator left open to interpretation at the end.In 2011, a Bengali film named "Baishe Srabon" released which was directed by Srijit Mukherjee.The plot of the movie revolved around the same mysterious serial killings in Kolkata, which took place during the period of 1989.