Based on the manga by Erect Sawaru.

The only way to discipline the kids is to discipline the parents first!
It’s time for new enrollments and Shigezou and his partner in crime, Tomimatsu, pick out housewives to attend their special class. Little do the housewives know that this is not an enrollment process for their children… it’s for themselves!

Based on a game by Grand Cru.
Kirisaki Rie is a teacher who has fallen in love with one of her students. Unable to smother the passion burning within, they frequently seek each other. Sometimes, they have sex in the staffroom. At other times, they meet in a classroom.

Based on a game by Lune.
Two unrelated stories about widows and how their sex lives drastically change with the passing of their beloved husbands.

Everyone knows that the family that plays together, stays together. Especially when it’s a sleazy family! Masaru walks in on his Aunt Miyuki and catches her in an intimate moment. At first he tries to run away, but Miyuki entices him to stay. When Masaru’s step-mom (Miyuki’s sister) sees what they’re up to, she just has to join in!

It is the end of the Shogunate period in Japan, and the Shinobi are struggling to survive by working underground as contract assassins. One of these female Shinobi assassins is Karyuu. To complete her deadly missions, she takes full advantage of her excellent fighting techniques as well as her radiant sex appeal.
One evening, Karyuu sneaks into a house to assassinate a man and finds the target flirting with a maidservant. When she tries to erase him, her attack is thwarted by the maid, who turns out to be another contract assassin named Uzume. Before Karyuu’s stunned eyes, Uzume carries out her own mission to execute the man!
Thus, the fierce battle between Karyuu and Uzume begins!

You woke up to find yourself lying on the bed of the nurse room.
Then you saw a sexy feminine doctor; she was looking you down with her beautiful eyes.
She started examining you to give you a “special” treatment you hoped for…

Jun and his teacher Kurose Katsuko are in love with each other. One day, Shinohara Kazuya sees them together in a classroom and blackmails Katsuko to have sex with him.