euphoria

Based on the erotic game by Clock Up. They wake up in a white room remembering nothing— The protagonist Takato Keisuke and 6 others are locked up in these hidden white rooms. His childhood friend Hokari Kanae, classmate Ando Miyako, underclassmate Mikaba Rika, English teacher Aoi Natsuki, same year Byakuya Rinne, and classmate Manaka Nemu. While still confused about their unusual situation, a "mystery voice" suddenly speaks to them: "A game has now started. In order to escape the room, Keisuke is the "unlocker" and one heroine the "keyhole". With an assigned act, he must "use the key". After hearing the unreasonable and immoral requirements to win, Miyako gets pissed and snaps on the "mystery voice". Suddenly the lights go out. The girls scream. The lights come back on, reilluminating the white room. They can see Miyako bound to a grotesque torture device. "Anyone who quits the game will die." Her screaming begins in tandem with the electrical current. With eyes wide open in fear, she pisses and shits herself. Everyone else starts freaking out. However, Keisuke seemed to be getting aroused by Miyako’s appearance. That was his secret, his urge to assault and humiliate girls. However, Nemu could see right through him and knew. Nemu takes advantage, forcing the protagonist to submit to him as she brings her lips up to his: "This is a contract kiss." Keisuke was surprised by Nemu’s behavior but he wants to protect Kanae and decides for the sake of escaping, he will violate the others. Can Keisuke escape the white rooms and return to his normal life? Or will he hold back his own dark urges? (Source: Necrosis)

Dropout

In a school foundation there are creating new ways of learning to improve student achievement. That is for those who get a small score and fail the exam will be in the Drop Out (DO) and made sex slaves for impingement lust. And for those who get high achievement will be served free sex in a special lesson.

Taimanin Yukikaze

Based on the erotic game by Black Lilith. Yukikaze, a student at a ninja training academy, learns new demon-fighting techniques. One day, she and her friend Akiyama Rinko decide to infiltrate an evil organization in hopes of finding Yukikaze's mother; however, to do so, there is a great price they have to pay...

300 Yen no Otsukiai

Based on the adult manga by Shouji Ayumu Even though she is 18 years old, Manami-chan loves snack foods, and behaves like a child. Our protagonist meets Manami at the supermarket and upon noticing her bad mood, buys her snacks out of pity. However, those snacks are attached to one condition: that Manami-chan has sex with him. Snacks, sex, snacks, sex. This pattern repeats until one day, something happens... (Source: Nekopoi and Has Been Translated)