A grief-stricken cop and an amputee grandmaster are brought together by a peculiar twist of fate as part of a wider conspiracy that has darkened their lives.

Set in present day Mumbai the story follows the life of a serial killer Ramanna who is inspired by an infamous serial killer from the 1960s, Raman Raghav. His strange obsession with Raghavan, a young cop keeps growing as he closely follows him without his knowledge and often creates situations where both of them come face to face.

A pregnant woman's search for her missing husband takes her from London to Kolkata, but everyone she questions denies having ever met him.