Raghav Shastri and Jai Mittal belong to two different strata of the society . Raghav is a hot-tempered , world-weary taxi driver who lies to his family about working as an insurance salesman . Jai is the heir to a sprawling business empire , your stereotypical spoiled rich man's son . After his father's demise , he leans that in his Late father's will , all the property and business has been transferred to Arjun Bajaj , his father's close friend . Jai challenges the will in court , saying that he possesses the original will safely sored away in a security vault . On the day of the hearing he hires Raghav's taxi to take him to the vault building , constantly nags him about driving too slowly which leads to speeding and accident . Jai gets away from the scene and reaches his destination , only to realize that he has dropped his vault key accidentally in Raghav's car ...