Vanajan hails from a modest household and lives with his ailing father, wife and children. One day, he finds himself at a crossroads when his moneylender makes him an unusual offer.

Mukhila's Father Murthy comes to know about Arul and Mukhilas love affair. Murthy, who works as a boat mechanic, kidnaps Arul in a boat and beats him up. He plans to kill Arul so that he will not fall in love with his daughter. When the boat breaks down in the sea, Murthy, foot stuck in the motor and is both of them survived the rainstorm or not.