An epic battle was taking place for more than several hundred years between two countries, one of Humans and the other of Dark Elves.

The Humans sent a special troop into the fray, but the soldiers defected, forging an alliance with the primitive Orcs, and invade their own territories as well as the territories of the Dark Elves. Before long, they declare independence and the foundation of a nation.

In this nation, woman is subordinate to man, and is required to serve ALL of man's needs. And unfortunately, when the story begins, the renegades have already captured the beautiful Queen of the Dark Elves, Discordia Origa, as well as her brave and loyal handmaiden Chloe...

Wife and teacher, Ikumi Sunohara is becoming more used to her life as a sex slave. She has been desperately trying to protect her sister and has been blackmailed into performing many horrible and lewd deeds.

Unfortunately her sister Shizuka starts to become suspicious and looks into the situation, finding herself falling right into the lap of the men taking advantage of her sister...

A Western-style building quietly standing deep in the mountains, the Black Rose Museum. Hired as a live-in tutor, Takamiya spends his days filled with lust with the beautiful women living there.

Marie's wife, Maria's mother and daughter, and the maid Ara join in, and Takamiya continues to be devoured without rest. Captivated by pleasure, what awaits him beyond is a rosy future or a nightmarish reality...

The story centers on high school student Kaga Michio. Wandering aimlessly through life and the Internet, he finds himself transported from a shady website to a fantasy world — reborn as a strong man who can use "cheat" powers. He uses his powers to become an adventurer, earn money, and get the right to claim girls that have idol-level beauty to form his very own harem.