Touhai: Ura Rate Mahjong Touhai Roku

Kei is a young high school student who is extraordinarily talented in Mahjong. No one knew that the world’s smartest Mahjong player was a kid. Who spends his day sleeping in the classroom while the whole night plays Mahjong. He wanted an opponent who could defeat him. Then he met with a girl named Amina who entered the country illegally and he was protecting her from being deported.