Touhai: Ura Rate Mahjong Touhai Roku

Many people do not realize that one of the most accomplished Magong players in the city is a young high school. Kei is a quiet young man, but his abilities to observe, an indelible will, and the experience of games helps him stay in a world full of strong, wealthy and deadly characters. Kei is now concealing a girl named Amina who has illegally entered the country and is being protected from deportation. He sleeps through class during the day and plays high stakes Mahjong at night, waiting for a worthy opponent to arrive.