In line with the erotic game by Marine. After a long absence, Shunsuke returns home at the invitation of his older sisters. He learns that his sisters are afflicted by a rare condition: they have abnormally strong sexual desires caused by an illness. Now, Shunsuke should do whatever the guy can to improve their health.

An average boy receives 1 day a special camera from a mysterious, massively-endowed girl in the bunny suit. This camera can make any girl photographed with it unbearably horny, deepening their erotic agony with each and every picture you adopt. When the sexual tension finally boils over, the only way to quench these uniformed vixens' thirst is as simple as keeping them service you using their enormous breasts!

Akira Yu Mao grows quite normal and erudite young man, but sexually he is a complete ignoramus. His parents gone on a business trip, leaving him in the care of a half-sister and teacher who lives in the neighborhood. Young people have long felt for the sister not brotherly feelings, and now her huge Breasts were at his disposal...

Using the erotic game by Softhouse-seal Grandee. In the future, mankind is on the brink of extinction as a result of a drastic loss of the birth rate of males. To counter the declining overall birth rate, the continent features a whole new law as well as the Free Sex Licence. This Licence might be shown to any woman, anytime, anywhere, knowning that woman is legally certain to have relations with its bearer. Recognized, Takumi

Based on a doujin game by Orcsoft.nnTakahiko extends back to his hometown in reference to his wife Manami. There he reunites with Ayaka - his first love that has since married his father. Although she is now his stepmother, Takahiko endeavors to make Ayaka his. But his father has other plans - its them...

Using the manga by Drill Murata. Chinetsu Karte: The Devilish Cherry is really a tale with regards to a son who seduces the very beautiful nurse used on his room while he's in the hospital. He soon has her coming back again and again until she becomes his sex slave. With time, he produces a go forward other nurses as well as on one of several female doctors within the hospital until they, too, come under his spell.

The Situation of Motomura Touko Motomura Touko is often a married but sexually frustrated woman. Woman in her family possess a certain "promiscuity" curse. Hearing of an certain legendary hot-spring, she returns to her native village to find techniques to her sexual frustration.

Depending on the manga by Shirataki Shun. A couple of senior high school girls, who think they are able to handle trouble, try to keep the punks in keeping at their school and discover they aren't as tough while they thought.

VIPER-GT1, subtitled "Be With Akira", taking place a few months after the story presented in VIPER-GTB's "Rise After", the player fills the role of a new Anne Mitter's employee who attempts to woo the three current waitresses: Akira, Karin, and newcomer Makoto. Many other VIPER characters, both within the Rise series and otherwise, make cameo appearances.

The sequel to the "Future Investigator Bravan" story told in VIPER-V12, VIPER-F50 continues the tale of Bravan and his awesome partner Anri since they fight the forces of Donarghe and it is army of mutants. Colonel Gel returns which has a plot to defeat Bravan by capturing Anri and fellow investigator Shine. However, Gel's plot for world domination unknowingly relies on the religion and talents of her young prot%uFFFDg%uFFFD, Mari.