A doctor of Indian origin returning to Mumbai from London is forced to participate in a terrorist plot.

Zooni Ali Beg (Kajol) is a blind Kashmiri girl who travels without her parents for the first time with a dance troupe to Delhi to perform in a ceremony for independence day. On her journey, she meets Rehan Khan (Aamir Khan), a casanova and tour guide who flirts with her. Although her friends warn Zooni about him, she cannot resist falling in love with him and he takes her on a private tour of New Delhi. But there is more to Rehan than meets the eye and Zooni will have to make a heartbreaking decision.