Ankur and Rimli, a couple honeymooning in Kalimpong are about to return to Calcutta. The day they are to take the train back, the husband goes missing from the hotel room. The Police inspector comes to investigate and discovers that Rimli complains of a mysterious man stalking her for some time. Rimli saw this man many times during their stay but her husband could never see him. The case is closed after some time and the Police inspector is transferred to Calcutta. After some years, in a rainy night in the city, friends sit together in a journalist's apartment. The Police inspector tells them the strange case of the missing husband and characters, personalities, motifs and professions change with perspectives. The past and the future come rushing back. The characters in the room blend in to the 'story'.