Three Kings is a comedy movie. In which, Indrajith, Jayasurya and Kunchacko Boban playing three brothers - Shankaran, Bhaskaran and Raman - who simply can't stand the sight of each other. All their lives they have been at each other's necks, trying hard to get into each other's ways, Ram (Kunchacko Boban), Bhasi (Indrajith) and Sankar (Jayasurya) belong to a royal family but their palace is soon to be auctioned off due to heavy debts incurred by their parents. The three hate each other and each one spares no time in making life hell for the other two. Meanwhile, Ram is in love with Ranju (Ann), Bhasi with Manju (Sandhya) and Sankar with Anju (Samvritha).
The story takes an entirely different turn when the three meet an ailing prisoner who tells them about a treasure inside a jungle which is worth millions. The three, armed with their respective love interests, now is on their way to Mysore for the hunt. Jagathy Sreekumar, who plays the father of the three girls.