Prem Babu is a famous jeweller of the city. He has a good life with his wife Laxmi and their three children. An Arab Sheikh hands over his costly Aabnoor diamonds to Prem Babu to make a necklace. Dharamdas, an old enemy of Prem Babu, steals the diamonds, and Prem Babu has to sell everything he owns to pay the value of the diamonds. Vijay and Ravi, Prem Babu's two sons, suspect Dharamdas and set out to get the diamonds back.