An original OVA that follows the sexual escapades of a high school boy.

High Wizard Asuka is a cute, pretty, intelligent, and self-conceited girl. On the eve of the final boss battle, she seeks out her partner, Kei, in his bedroom in order to ascertain her feelings.
~ translated and adapted from official site by Cranston

Based on an erotic game with the same name by Lune.
Ryusuke is about to be kidnapped by Kimaira, but his older sister, Misa, saves him in exchange of herself. He decides to save Misa, and looks for his company, and meets Mikoto. She was also attacked by Kimaira and lost her family. At this very moment, Byakko appears and attacks Mikoto. Mikoto transforms herself into “Soul Eater” and has a battle against it. But Mikoto loses and is raped. Ryusuke is depressed to see what is happening in front of him, but Mikoto already decides to take a revenge…

Nami Koishikawa’s incredibly large breasts and luscious figure got her a lot of admirers, but she never really thought anything of it. Sure, she enjoyed wearing skimpy work uniforms that threatened to cause her breasts to pop out at any time, however those luscious curves get her into real trouble late one night when Nami rushes to the aid of an injured woman behind the restaurant where she works. The woman hands her a strange looking pendant and begs her to “take her place”…

Adolfo is a brilliant artist who wants nothing more than to devote his life to God. He is determined not to be led astray by the temptations of the flesh. One day, he is taken with the beauty of a country girl. He struggles with mounting indecent thoughts, uncontrollable desires, and erotic fantasies. Confused by his virginal naivet, he mistakes lust for love and falls into the pit of sin and damnation.

Section Nine operatives Batou and Togusa are on the trail of Major Motoko Kusanagi, who disappeared without a trace several weeks ago. As they dive deeper into Japan’s criminal underbelly in search of the Major, they uncover a conspiracy stretching all the way to the glittering spires of the Lion City – Singapore. It is here where Major Kusanagi has to infiltrate the headquarters of a gang rumored to be developing an illegal new Net program set to revolutionize the sex industry. Can Motoko save her childhood friend from being an unwilling guinea pig, or will she lose herself in this depraved new world and become another Ghost of Paradise…

A very popular orchestral happens to have a lewd switch, and when that switch is turned on there is no turning off until she’s satisfied!
A tutor for a wealthy boy ends up turning him into an A student, however he has a proposition for her for some “extracurricular activities” so that she can continue her tutoring…

The Demon King has arisen to enslave humanity with his legions of sex demons! Our only hope: the delectable yet deadly warrior twins Ai and Mai. But the sexy sisters are betrayed by an old friend, and it’s not long before they’re trapped and tortured mercilessly by monsters. Now only a miracle can save them.