Based on the eroge by Alice Soft.
In a village, deep in the mountains off the beaten track, lies a house with a headman by the name of Kojiro. Secrets in this house have been ostensibly hidden. The village has been plagued by low birth rate for some time, and as a means to eliminate it, the village was provided with women from the Kamishiro family by the headman. This means was known as the “Feast.” The protagonist, Mamoru, and his “onee-chan,” Kotone, were the only survivors of a big fire ten years prior. Homeless, they were taken in by the Kamishiro family. However, Kotone was taken in as the eldest daughter, and Mamoru has become a servant. The “Feast” was soon upon them, and it was decided that Kotone be used. Kotone accepts this, due to the responsibility she feels to the family and Mamoru. Mamoru, who knew the facts of the feast cooperates with it out of necessity …but.

Silhouettes are robots controlled by human thoughts, originally created to help mankind. When human thoughts turn lustful, Silhouettes can be very dangerous! Rika and Sandy, two Silhouette scientists, are drawn into the world of sex crime, to uncover the evil men who have perverted their creations and they will become the next victims of the lusty Silhouettes.

The winds of revolution howl through Kyoto as the Tokugawa era comes to a violent close. Will Kaede, Kikyoo, and Ayame follow the ninja code of honor and face their vicious destiny, or escape to another world. Will their love for each other and the men they are destined to betray effect their fate. But now, a secret command forces them to risk their lives. Their passions will ignite as our story begins…

Based on the game by Innocent Grey.
The Ueno serial mutilation murder case . . . there is nothing that rivals this case in Japan.
It was settled that Takashiro Shuugo would head to Zushi after his former superior, Arishima Kazuma, was put in charge. The job he undertook involved the disappearance of a daughter from a good family.
At the Kouzuki home, the origin of the disappearance case, he encounters Kouzuki Kazuna. She is a young lady who has the same features as Kouzuki Yura, a lover whom he once before had been with in secret. He is then entreated by her to find her elder twin sister that has disappeared.
But then Kouzuki Keiichirou, Yura’s father, pointed out to Shuugo,
“I’m telling you, that child is truly dead……”
It is a mingling of both fictions and truths. The curtain of tragedy rises now with the stage set in the town of Ueno right after the Second World
War.

Matsudo Yuusuke has a dream to have his maid someday. One day, his childhood friend, Nagisa, visits him. When they were children, he said to her that he liked the maid. She has remembered his words, and she came to him as a maid. Finally his dream has come true, and he begins to enjoy his night life with her.

Mutsumi Kagidou finds herself being blackmailed by a perverted student, Inuhiko. The blackmail material? An embarrassing photo of her. In order to get the photo back, she becomes Inuhiko’s sex slave and they have all kinds of debauched sex. After a while though, Mustumi tells Inuhiko to forget about the photo since she doesn’t mind being his sex slave anymore. And so, a ‘unique’ relationship is formed between the two of them.

Men Are The Enemies…
As a young girl, Yumi (Yoshimi Terada) watched her mother leave her father, and her father bring in other women. She grew to hate her father and all men. Time has passed, and now Yumi is a nurse. But that is only her day job. Being a queen is her true calling. What will happen when Hiroyuki Ando, a former patient of hers who fell madly in love with her, finds out that she’s not the gentle, caring person he thought he knew?

After having sex with his sister, Hiroki and Hitomi haven’t been having as much sex, so they decided to go to a love hotel. Hitomi puts on her old glasses for Hiroki’s sake. He puts lotion on her and asks for her to do some of the same for him. The next day, he goes to the pool with his sister, and finds himself getting aroused once again from glasses…