[4][5] Two partners, Prabir and Kanika, start a hotel business and advertise through handbills.
The police sends a detective, Inspector Ghoshal, to the Kalyaneswari guest house to prevent another murder.
The guest house is surrounded by water due to heavy flooding.
Before the flood, several guests, namely Dr. Bajpayee, Miss Dhar, Beni Babu, Radheshyam Viraswami, and Madhusudan Dutta, had checked into the hotel.
Most of the guests have a dark past and are involved with a mysterious incident at an orphanage.