A village cook Ramji goes to Australia to become a chef at a multi-millionaire Indian's home. Unfortunately, the millionaire dies of indigestion the day Ramji arrives, leaving him jobless with an expired visa. Desperate to stay and earn, he starts working illegally as a cook, but to stay on, he needs to get legal. A solution comes up when Damayanthi, a free-spirited biker, agrees to marry the docile cook for a price.

An honest police officer pays a heavy price after he gets involved with a group of criminals. Years later, his son goes on a vengeance spree but his twin is mistaken as the culprit.

Venkatchalam lives with his sister Indumathi, who hates men and vows to never get married. When Sanjeevi, Venkatchalam's friend, meets Indumathi, he falls in love with her.

On a trip, Aadalarasu meets his lookalike and promises to fulfil the latter's request. His look-alike dies and he takes his place in his family while his own family thinks he is dead.

Sathyanathan is a typical middle class man who has just retired. He wants to buy a plot of land in the city and move in with his wife and children - Uppilinathan(Karthik Kumar), Vishwanathan and Sindhu. But his son Uppilinathan - who is a software engineer - has no interest in the house and is keen to leave India for New York, where he has obtained a job. Sathyanathan buys the plot from "World Famous Properties" which is managed by Vijayakumar.

After graduating, a young man and a girl, who are in love with each other, promise to meet again after five years in their college campus. When he does show up on the set day, his friends are shocked to see that he has completely changed.

Selvam and Bhaskar, two thieves with good intentions, hide with the help of Radha who is an illegitimate child living with his father's family in the guise of a maid.

Vennila, the arrogant daughter of a wealthy businessman, gets married to Mani in order to inherit her grandfather's property. However, her life changes when she finds out that Mani is an ex-convict.

Pennin Manadhai Thottu, the romance is quite uninteresting and barely manages to hold out interest. Sunil(Prabhu Deva) is one of the leading heart surgeons in the country. He lives with Ganpat(Mouli) and is loved by everyone in the family. Sunitha(Jeya Seel) arrives at the house, alongwith a kid who has a heart problem. But she lashes out at Sunil when she learns that he is the doctor and meets him face to face. Turns out she has had a bitter past with him. They had been in love in college but he had deserted her at a crucial time. So she hates him for it and doesn't even want him to...