Hotel franchise conglomerate Debraj Singh murders his partner Bipasha Mitra's stepbrother, Ashoke. Kolkata Police detective Ekendra Sen solves the case in the hill station of Darjeeling.

After a jeweler hires a private detective to help him find $50,000 missing from his company, he is murdered while attending a society party; and the private eye, aided by his comely secretary, vies with a bumbling police detective to find the murderer among several suspects, including the dead man's daughter, her current husband, her former husband, and an ex-convict.