Raj (Salman Khan) is a singer trying to make his way in the cruel city of Mumbai. He rescues a girl who has fallen in front of a train, and stays with her when she is rushed to a hospital. Pooja Oberoi (Rani Mukerji), the daughter of a wealthy family, survives but falls into a coma. Her family rushes to the hospital and finding Raj there, assumes that he is Pooja's husband, Romi, with whom she had eloped and whom they had never met.
Pooja, who is comatose, cannot correct them; Raj, who could prefers not to. As the family gets to know the pretend Romi, Pooja's best friend, Jahnvi (Preity Zinta) soon starts spending a lot of time with him. He falls in love with Jahnvi, who is regarded as a second daughter by Pooja's family. Will he reveal his true identity and risk being seen as an imposter, or will he continue the charade of being Pooja's husband? What will happen when Pooja awakens from her coma? How will this complex and tumultuous triangular love story unfold?