At the end of the worst day in his life, Arun Prajapati (Salman Khan) angrily rages against God for making his life miserable. To his astonishment, God (Amitabh Bachchan) appears before him in human form and endowing Arun with all of his divine powers, challenges Arun to take on the big job and see if he can do it any better.

Three people, each having different aspirations from life, are caught in a tangle of emotions and don’t know the way out. There’s a husband and wife with love eroding from their life. And there’s a single, happy-go-lucky dude who falls in love with the wife.

Laxman Singh Bisht (Salman) is nicknamed tube light by his neighbours because he is feeble-minded. Despite being special, Laxman lives by one life-lesson; keep your faith alive and you can do almost anything, even stop a war.