「呪い」が淫らな人間関係を構築する恋愛順序逆転なラブコメディ！

オカルト好きの立夏の誕生日に草太は偶然見つけた古本屋の魔導書をプレゼントする。翌朝、なぜか目の前に裸の立夏が草太の上にまたがっていて！？　魔導書が淫らな人間関係を構築する恋愛順序逆転なラブコメディ。

Takatsuki Souta is in love with his childhood friend Amanome Rikka but he has a problem; because of their parents’ upbringing, their relationship is viewed more like siblings. So whats going to happen when he obtains the power of “Geass” through a mysterious book which awakens sexual desires in people around him?