Takahashi loves Oohara, and Oohara loves Takahashi, but neither of them knows of the others’ feelings yet. Moreover, Takahashi died. How can their love come to be now?

In a last-ditch effort to lose his virginity and die right after, Takeshi draws a demonic circle in hopes of summoning a succubus to wring him dry. He successfully calls upon one named Miyu, however, she is also a virgin—completely inexperienced with her sole purpose. While Miyu’s best efforts to please Takeshi to the point of killing him are not fully effective, perhaps the unity of these two virgins can help them realize their true destinies. Meanwhile, a man named Shuu has recently moved to a new apartment where he notices a blonde doll sitting above his closet. Following the decision to take care of it out of fear that a curse will befall him if he disposes of it instead, he finds himself brimming with good luck. Eventually, the doll assumes a human form and introduces herself as Nina. As if things could not get any better, she promptly proceeds to alleviate Shuu’s sexual desires. [Written by MAL Rewrite]

The protagonist (interpreted by the spectators in a subjective view) shows up at the Palace of the Mystic Courtesans to savor strong pleasures, choosing from a wide variety of courtesans of various species. The protagonist will be guided by Marina of the receptionist to find the right courtesans who can satisfy him.

A Long time ago, a curse was cast upon the Rindo family. The curse: the family could only give birth to girls. The only way to temporarily lift the curse was to have a child with someone from the Hizuki family. Once the curse was lifted, it would haunt the family again every 3rd generation. Many years have passed and now, Naoto Rindo will be the unfortunate one. His former fiancé, Suzune Hizuki has passed away due to a tragic accident and now he must impregnate one of the other four girls from the Hizuki family, however, time is running short. But wait, did Suzune really die? Mysteries abound around what exactly did happen and will happen since Suzune is still alive.

The princess knight Lilia Evelvine is set to succeed her father as the ruler of the Leuven kingdom, but her jealous brother, Dirk, will do anything to halt her ascension to the throne. With the aid of Kiriko, his court enchantress, and Sand, the servant of the King of Demons, the dastardly prince enacts a coup to gain control of the castle and become the next king. He succeeds, but not before being reminded of his agreement with Sand: to extract the holy energy within Lilia as a tribute to the King of Demons. Dirk then proceeds to corrupt his mother and Lilia with all sorts of perversions, hoping to fulfill his task on time while turning the two into his loyal slaves. [Written by MAL Rewrite]