The film begins as an onstage skit as part of a spectacle by Ved (Ranbir Kapoor) and Tara (Deepika Padukone). The skit presents monotonous office lives of people in general along with their pasts, which are shown through flashback sequences. The film switches to a flashback, in Shimla, showing a child Ved being fascinated by the stories narrated by a roadside storyteller (Piyush Mishra) who keeps mixing up his characters. Tamasha 2015 full Movie
The film then shifts to a time where Tara meets an adult Ved while both are holidaying in Corsica. After instantly connecting, they come up with an amusing verbal pact to keep their real identities undisclosed, with hopes of not falling in love, as they explore the island together. One of their frequent jovial activities include pretending to be movie characters where Ved often poses as “Don” and Tara, as “Mona Darling”. As their bond grows stronger, Tara realizes she is falling in love with Ved and afterwards, decides to leave Corsica despite their romantic friendship. The film moves back to another flashback where a young Ved is seen questioning the storyteller about the reason for happy times ending quickly, after noticing a sad part in all of his stories.
In India, after Tara returns to Kolkata, her father (Nikhil Bhagat) hands her over his tea business and she expands it by starting a line of tea boutiques, taking the company ahead. Four years later, after going to Delhi for work, she meets Ved one day, much to her surprise, and learns he is now a product manager. They reveal their original identities and she becomes excited to spend time with him, ready to act on her initial love for him. However, as they spend time together, she notices how vastly his charismatic persona and carefree attitude has changed. He talks differently, behaves more formally at their dates and shows up at a fixed time at her place.