Twelve years prior to it's discovery by Minase, the origins of the magic book with dark,sensuous powers is revealed. Initially owned by a female student, Takashiro, who, along with other curious students form the first magic club on campus. The club begins to use the erotic spells to carry out favors for fellow students, and vengeance. After underestimating the powers behind the book, Takashiro is taken out of the picture, as a new leader guides the club towards a darker course, one that will force school newcomer Kitami to make a dire choice.

On the day Princess Elfina of Fiel was to marry Prince Kwan, the Valdland army, led by Prince Viceard Balbacil attacked both Kwan's party and Firan castle.In the resulting Valdland victory, Kwan is seriously injured and Elfina, along with all of the other women of Fiel, are forced into sexual subjugation. Viceard's plans are turned upside down, however, by the arrival of his first-love turned step-mother Marna, who brings Viceard news that his father plans to frame and kill him.With the moderating force of Marna's presence on him, Elfina is exposed to Viceard's softer side, as the king's arrival and Kwan's escape promise to shake the occupied kingdom of Fiel.

Asa & Natsume are both in love with Hajime Saisho. Instead of fighting over him, they both promised to share him equally. However, both girls have to leave him by the end of the summer. As the summer days go by, they each spend their precious time with Hajime, while the day of their fated departure draws near.

When Mishiro was small, half of his soul was eaten by a toothed deity. Since then he has had to deal with spirits called kotowari that reside in the darkness of the souls of people who are related to him, no matter how distant.Kotowari are soul fragments created from a person’s suffering and they can normally only be seen, heard and touched by that individual. Even if the kotowari is destroyed, it will keep respawning unless the cause of the suffering is resolved. Shortly after transferring to a school in a history-laden sightseeing town, Mishiro encounters a kotowari and decides to search for its owner.However, there isn’t just one kotowari as many other girls harbour their own suffering.