'Om Shanti Om' is a romantic saga of a boy next door, Om Prakash Makhija (Shah Rukh Khan) who works as a junior artiste in bollywood in the 70's. He is madly love with the superstar of that time, Shantipriya (Deepika Padukone). His dreams and aspirations to become a superstar and be with his lady love are thwarted as he witnesses the brutal murder of his beloved Shantipriya by a mercenary producer Mukesh Nehra (Arjun Rampal). Om Prakash dies, trying to save his Shanti. But destiny has something else in store when 'Om Prakash' a junoir artiste returns as 'Om Kapoor' the superstar of 2007! His journey of rediscovering himself, his past life and avenging the death of his beloved is the story of 'Om Shanti Om!'