The film is based on the Bengali concept of adda — a group of friends who chat over tea, drinks and snacks. On a rainy day, Inspector Robin Dutt relates to his friends the story of a husband who had disappeared while he was on honeymoon with his wife. The Inspector's search for the missing husband had yielded no clues. The story elicits subjective conclusions from his friends, gaining an eerie immediacy. When a couple joins the group, the link with the past becomes palpable…