This is a story about three children Rohit, Rahul and Rani who are mischievous but very innocent. Their father Siddhanth Rai (Rishi Kapoor) always remains tense about his children's behavior, as they are alwaysup to mischief and manage to kick their tuition teachers/ governesses out. Siddhanth appoints Anna (Kajol) as their new governess who takes them under control. The children also come to love her. Shekhar (Ajay Devgan) who is a thief, falls in love with Anna. At the time of their marriage, Siddhanth comes to know about Shekhar's reality. Shekhar is handed over to the authorities and gets imprisoned. Siddhanth then gets killed in an accident which has been staged by Vikram Sinha (Govind Namdeo) because they are after the property. Then Shekhar comes back into their life as as their lost Raju Chacha, who ran out of when he was thirteen because of f Siddhanth Rai. Now, is Shekhar really their Raju Chacha? Will he get back the children's property?