Deven Yuvvraaj "Dev" Singh (Salman Khan) is a struggling singer who Dr. P. K. Banton (Boman Irani), his girlfriend Anushka’s (Katrina Kaif) father, dislikes because he is not wealthy and is rather careless at times. He signs an agreement to become a billionaire in 40 days. To acquire this wealth, he has to go through an emotional roller coaster journey of joy and pain with his two estranged brothers, Gyanesh Kumar Yuvvraaj Singh (Anil Kapoor) and Danny Yuvvraaj Singh (Zayed Khan), who he meets after 12 years.
Deven Yuvvraaj "Dev" Singh (Salman Khan) is a struggling singer who Dr. P. K. Banton (Boman Irani), his girlfriend Anushka’s (Katrina Kaif) father, disapproves of because he lacks wealth and often displays carelessness. He agrees to become a billionaire in 40 days. To achieve this wealth, he embarks on an intense emotional journey of happiness and sorrow with his two estranged brothers, Gyanesh Kumar Yuvvraaj Singh (Anil Kapoor) and Danny Yuvvraaj Singh (Zayed Khan), whom he meets after 12 years.