When Veronica (Deepika Padukone) and Meera (Diana Penty) meet by chance in London, decide to live together during the summer. Meera is a woman shy, introvert who is recovering from a failed marriage with Kunal Ahuja (Randeep Hooda) who spent all their savings under the pretext of trying to build for the future both in London.
Veronica is instead spoiled, rich and free. Veronica Meera lives until it manages to put on her feet and to find a job. Veronica, rebellious child, searches only for amusement. Being totally different natures and how opposites attract, they become very close friends.
Their lives take an unexpected turn when Gautam Kapoor (Saif Ali Khan), a software engineer comes to live with them in the house of Veronica. Although it is in a relationship with Veronica, he begins to have strong feelings for Meera, who embodies the classical typology of Indian woman who preserves the traditions and customs of native places. Mera, and she Gautam love, sacrifices his feelings for her best friend, and goes …