Yuina, a girl in love with her non-biological brother, lives tormented by her lack of self-confidence. One day, she is guided to an unknown world by a mysterious voice. Without understanding what is happening, she is attacked by a man. In that desperate moment, she is saved by the specter of a succubus that possesses […]

2011

It's finals time, but tests aren't the only things stressing out Yuuta, who's literally being smothered with affection from his beautiful sisters: Chiyoko, who is feminine, caring, and coddles him; and Chinatsu, a strong-willed tomboy who desperately seeks his attention by picking on him. Who will triumph in this sibling love triangle?