Subrata Sharma is a reporter who leaves his job and joins a small time detective agency, Danny Detective Inc. in Kolkata. Working on a kidnapping case, his boss, Danny, is killed. Circumstances force Subrata to take up the case. He travels to the Dooars, south of the outer foothills of the Himalayas, to unravel a big time criminal underworld. He takes up the responsibility of the agency. How will he succeed in catching the killer?

A tribute to auteur Mrinal Sen, the film intricately weaves the personal and professional journeys of Kunal Sen and Ranjan through their collaboration on an ambitious film project, Chaalchitra, in 1981.