The latest episode of Kaun Banega Crorepati 15 is Friday special Play Along. Host Amitabh Bachchan introduces the contestants and Rupak Kumar takes the hotseat after ‘Fastest Finger First’ round. Rupak is from Begusarai, Bihar and works in a petroleum company in Assam. He plays smoothly and Big B shares several anecdotes with him. Big B also requested Rupak's wife to fulfill her husband's wish. Rupak confidently plays the game and wins a lumpsum amount.