"Strip Mahjong" series in which many sexy actresses co-star. An audition will be held to choose the second generation of Yuriko known as a legendary idol. Those who dream of the top of the idol, or those who are blinded by the prize money play a matchless mahjong game.

Misaki Miyasaka, a transfer student, who joined the Hanayama Gakuen "Undressing Mahjong Club". She has a special ability to see the character's role when she reaches sexual cum during Mahjong. One day, Misaki and his friends are going to challenge the undressing mahjong game against the yakuza to protect the peace of the school. The second series of "Ura Mahjong Mijin Retsuden" series presented by Gambling x Dense Eros.