Janvi(Udita Goswami)is a woman whose life would seem ideal on the surface: she runs a thriving business and is married to Dr Adi Merchant(Shreyas Talpade), a psychiatrist. But a faint air of discontent has begun to creep into her relationship when Aryan(Tusshar Kapoor), joins Janvi's company. For the first time Janvi impulsively gets drawn into an acqaintance, which she believes will give her something to live for. But in a strange twist of events she realizes that she has stumbled badly and tries to break off her affair. Aryan, however, is not willing to give her up so easily and his attraction to her soon becomes a dangerous obsession threatening to wipe out Dr Adi's existence forever.

Rahul(Hrithik Roshan) and Esha(Esha Deol) first hear each other's voice through a radio programme. So their friendship, which starts from a radio programme, develops into love. They do not bother to see each other, in fact they don't even bother to ask each other's names. However, they keep in touch with each other as they live in different cities through letters. Then comes another angle of the film Akshay(Saif Ali Khan). Akshay is in search of true love. He sends his best friend Rahul to meet his wife-to-be, declaring he will marry Esha only if Rahul approved of her. Well, the story moves, Rahul comes to Esha's city on a photography assignment for her(Esha's) departmental store. They interact with each other but they are not aware of the fact that they are the pen pals.