Tamio Shibata, the wife of a career woman, and Yumi, a writer who cannot sell. The relationship between the two couples was cold. One day, Mr. and Mrs. "Shibata" with different kanji move into the room next to the apartment where Mr. and Mrs. Shibata live. Tamio Shibata, who stayed at home all day, and Asako Shibata, a housewife who became a neighbor, naturally narrowed their distance. One day, a courier arrives at Tamio. However, the package was from the Shibata family next door that the delivery staff mistakenly delivered. Tamio will deliver a courier next to him...

A vampire, Brado, becomes responsible for taking care of a girl, Setsuna, in exchange for his life saved by the evil that created her. The evil tells him that if she doesn't have sex for a hundred days, she'll become a full-fledged vampire, and Brado will be able to gain complete control of her. However, if he breaks the promise, both of them will die, so he reluctantly takes on the care of her. While he sleeps, Setsuna begins going to nearby town and gradually learns how precious human lives are through her observations. When she meets a young priest in a church, her affection to humans becomes stronger-- and trouble begins to brew when Brado realizes that she is falling for the priest.

"When Ikasama comes out, use your hammer to crush your hands," that is the rule of Ura Mahjong. Reika, a great female sparrow, beat many men and was scared as a crusher. However, as a substitute for Yakuza, Shimizu falls into a mean trap and Reika crushes her right hand. And a year later she came back. In order to save the women who are raped and sold their bodies by making a debt with Ura Mahjong. Before that, it was Shimizu, the nemesis of the relationship. And the last big game begins when the loser loses everything.

Transfer student Mizuki is bullied mercilessly by her classmate. Nevertheless, she is always able to maintain her composure. Kirie, who is also bullied, becomes interested in Mizuki and longs for her. The two become close.

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.

Even on the morning of the important entrance exam interview, Megumi had her usual nightmare. The dream is a scene of group bullying to her sister Nao in her after-school classroom. And Nao goes to the platform of the station ... Oversleeping Tamegumi runs to the station. She rushes to the train just before departure while she hits a man in a suit on the way. The time is "9:20". The slight train delay caused by this rush ride will then upset the fate of various people.