Karthik splits his time between aimlessly hanging around his friends and dreams of being an assistant to his role model, an arrogant yet world renowned wildlife photographer. When Karthik's close friend Sundar introduces his girlfriend Yamini to their group, they can't stand each other initially, but there lies the twist, when opposites attract.

Ram and Janani are high school sweethearts who eventually get married. However, Janani is mystified when Ram commits suicide all of a sudden and she tries to find out the truth behind his death.

Indran suffers from narcolepsy, a sleep disorder that makes him fall asleep at the slightest excitement. He meets Meera and they fall in love but one night, they are attacked by unknown persons. Indran panics and goes into sleep, while Meera is raped. Indran must rely hard on his wits to find the assailants and overcome his condition get his revenge.

Kathir (Udhayanidhi) a Madurai lad goes to Coimbatore with a purpose and very soon flips for the charms of a beautiful Pavithra (Nayanthara) who is their neighbor. But Pavithra is already in love with her friend Gautham (Sundar) who is 'not a nice guy'. Kathir who was looking out for his friend at college Mayil (Santhanam) bumps into suddenly and he turns love advisor for Kathir.

A reporter who gets arrested realises that he is a victim of a fake degree certificate racket, and decides to track down the person responsible for misusing his identity.

Three women, who belong to different walks of life, go through severe identity crisis because of the patriarchal system in their respective families. Set in three different time periods, the movie throws light on their helplessness and other myriad issues faced by these married women despite them having their life partners by their side.

Dineshan is in love with Shoba, but she insists he give up smoking and drinking before marriage. It’s easier said than done, but will love triumph?

Siblings Bobbin and Betsy run their family business, Saajan Bakery, together. However, their equation is a turbulent one with their aims in life poles apart. The rivalry and the ensuing events form the film’s plot.