Enter Anna (Kajol), the new governess. In no time, the no-nonsense Anna has fixed up the kids fine, what's more the pranksters begin to like to the new governess. But that much is the lesser part of Sidhant's troubles. He doesn't know danger is lurking in the corners of his huge bungalow, in the form of his maternal uncles Vikram and Prabhakar and the latter's brother-in-law who share the roof.

Meanwhile Shekhar (Ajay Devgan), a smalltime thief and conman, catches a glimpse of Anna at a crossing while fleeing in a car along with his accomplice after a bank heist. Shekhar falls in love with Anna and their tale takes a crazy turn with the conman trying to convince the shocked girl in his own way, that she is just like his ex-girlfriend. Shekhar enters the Rai household, posing as a rich guy. He impresses Anna and the kids and soon love turns to wedding bells.

And now for the twists. The story moves from one bump to another as Shekhar is arrested on the day of their wedding, escapes after a mishap on way to prison, to reach the bungalow just in time to save the family from the scheming uncles.