"Becoming a Billionaire" introduces ways to become rich and through the process contains about 80 big and small secrets to success...
Oh Tae-Bong (played by Ji Hyun Woo : Merry, Marry, My Sweet City, Over The Rainbow) lives in a small room on the roof and studies by himself to become the successor of a chaebol (business conglomerate). He believes that he is the heir to a chaebol and his rich father hid him away in his small room. Tae-Bong turned down an offer to work at a big company, while he got a job as a houseman in a hotel.
Lee Sin-Me (played by Lee Bo Young : Queen of the game, MR. Goodbye, Shu Tong Folk Song) is a real successor to a chaebol, but still uses sample cosmetics and drinks cheap coffee from vending machines. She is driven to receive recognition from her father, who thinks woman should stay at home. She then meets Tae-Bong.
Meanwhile, Bu Tae-Hee (played by Lee Si Young) has the perfect body and face and is a successor to a chaebol family. Chu Woon-Seok (Nam Goong Min) is the perfect prince of the high class.