Rajaram is travelling to Mumbai in a train. Things turn wild when sparks fly between the train conductor and Rajaram. What follows is a passionate moment between the two. However, little does Rajaram know that Madhu is also onboard the same train.
As turbulence hits his personal life, Rajaram decides to pen a letter to Madhu, calling it quits and breaking off the marriage.
Madhu begins to doubt Rajaram, so she turns to her two friends to help her test Rajaram’s loyalty. The girls invite him over for an offer that is too difficult to say no to. Will Rajaram take the offer, or will he pass Madhu’s test?
Rajaram meets Madhu’s widowed aunt, who is incidentally quite young. Will this meeting with a new person result in further cementation of the relationship between Rajaram and Madhu? Or will this result in new inspiration for Mastram’s new story?
Rajaram and Madhu have their first date. At the same time, Rajaram's observations draw inspiration for his next steamy story.
Facing writer’s block and unable to find inspiration for his next book, Rajaram’s new neighbors, a Malayali couple, enter his life and the unsatisfied wife becomes the inspiration for his new book.
Rajaram is a struggling writer, branded as boring and humiliated by publishers when they tell him that he will never find any readers. A disheartened Rajaram talks to his best friend and decides to write about sexual fantasies common people have which leads to his first hit story. With this success, the pseudonym Mastram is born.