Sakurai Sino was a chemistry teacher who had recently transferred to Shirakumo Academy. She was a beautiful woman who looked good in glasses, and she was the envy of all the people in the school. One day, Iijima Sayaka, a female student, confessed that she was worrying about sex. Then Shino gave her a “lesson”. That night, Shino got excited and began to play with herself.

The students of Aoi College, who are all 19 by the way, have always suspected that Professor Ohse might be some sort of pervert or cretin, but no one could have guessed how depraved he really is. As it turns out, he's really a terrorist who decides to hold the entire campus hostage, and make all of its comely young lasses submit to his desire for torture and depravity.

The College of Sacred Maidens is bubbling over with sexy young ladies perfectly suited for Tomoya's lusts. So, when he crosses paths with a new student professor for the college, he's not about to let his chance pass by - he wastes no time drugging the guy, and taking his place. Now this dangerous sex fiend is surrounded by beautiful, buxom women...

Professor Saki used to be a normal woman until her heart and mind were twisted by her sadistic boyfriend Mikami. Fired from his last teaching job for assaulting one of his students, he forces Saki into getting him a teaching position at her all-girl college.

Collin, a relatively noble but ordinary man finds himself lured to a cave by a dream in which a beautiful girl named Feelia appeared before him. Even as he was warned off by the elder of his village, he still feels drawn in and with the arrival of a beautiful adventurer, and just a trace of seduction in he shall go.

Intrigued by the hot erotic potential of the Gymnastics of Darkness, the board chairman's granddaughter Tomomi helps Nikusuke pick unwilling ladies to be their first students. These young ladies are forced to learn the meaning of excruciating pleasure under Nikusuke's gymnastic training.

Fubuki is searching for his step-sister, Miku Haneoka. While searching he finds none other than Tomomi, who explains what the Mignight Gymnastics are and what they do. To infiltrate the team he "becomes" a girl at school and the coach of the Midnight Gymnastics. But he has yet to witness the depravity of the Midnight Gymnastics.

When a famous pianist is badly injured, his hopes for the future are shattered. To aid his recovery, Yuna, a lovely android with a heart of gold, will do anything to help.

Jinguuji Miko and her male assistant Kanda Rokuro hunt phantoms together. The phantoms invade peoples bodies and control them. Trained as a skilled Phantom Hunter Miko must use exorcism to send the phantoms back to where ever they came from.

When horny men and beautiful women cram themselves into the train for their early morning commute, all that body-to-body contact begins to take a sexual toll on the passengers. The men's casual groping quickly leads to all-out molestation.