An odd twist of events leads a teenager Bikram, on a quest to solve the perfect crime: a murder cleverly disguised as a natural death.

Dhananjoy, a police detective, is drawn back into the case that ruined his life and career at the request of his colleagues. Reluctant at first, he dives head first into the case to nab the culprit after he finds some new and alarming clues. Arko, meanwhile, carries on murder after murder, seemingly taking inspiration from the five elements - earth, water, wind, sky and fire.