Mumbai Saga is the story of Amartya Rao who takes on the exploitative high and the mighty head-on, snatching his legitimate place under the sun. While on the face of it, Mumbai Saga is the story of the duel between Amartya Rao and Senior Inspector Vijay Sawarkar, it also is the story of hopes, aspirations, friendships and betrayals in the backdrop of early 90s.