Story: Gumnaam - The Mystery is the story of an aspiring actress Ria (Mahima Chaudhary) who models / acts in music videos but has her eyes set on making it big in films as a lead actress. During one of her shoots, she happens to meet Dev (Dino Morea) a stuntman by profession, who saves her life during an accident on the set. She's impressed with him, soon love blossoms between them and they are on a ... ...detailed story of Gumnaam