A talented nobody feels as if there's no challenge to him in this life. He feels as if life is too easy. But little does he know, his background actually holds more than he ever wished for. Can he face his destiny and accept what has been laid before him?

Hagakure An, a girl who doesn't know how to play Mahjong at all, was dragged into the world of rep-players by Yakuza, because she was mistaken for the Yakuza's rep-player, Daigo, whose appearance resembles her. A direct sequel of Tetsunaki no Kirinji: Kabukichou Seiatsu Hen.

Sequel to the adventures of Kiriya Rinji whom, in order to acquire the large amount of money needed to protect his family, aims to become a rep-player in the underground world of Riichi Mahjong.

Kiriya Rinji is 30 years old, divorced, and unemployed. His only talent is playing online mahjong. Needing a way to make money to pay for child support, he goes to the seedy Kabukichou district to play real mahjong for cash. Will his online skills translate to real-life winnings?