Om saves Shanti from a fire on set, and they become friends. He later discovers she is secretly married to ambitious producer Mukesh Mehra and is pregnant with his child. To protect his career, Mukesh traps Shanti in a burning studio. Om attempts to save her but dies in the process.

The movie's narrative is a nostalgic tribute to the golden era of Indian cinema, weaving together elements of romance, comedy, drama, and music. The film's soundtrack, composed by Shankar-Ehsaan-Loy, is a masterclass in melody and composition, with iconic tracks like "Om Shanti Om," "Dhoom Taana," and "Aankhon Mein Teri" becoming instant chartbusters.

Directed by Farah Khan and released in 2007, the film is a vibrant tribute to 1970s Bollywood cinema. It is famous for: