Translated from the Japanese.

For Mashiro Ichijo, high school is a nightmare--literally! He's forced to take an after school class which plunges him into a dream world where everyone's darkest secrets are exposed! Meanwhile Mashiro is trapped between the affections fo the sweet, man-hating Kureha and the arrogant, aggressive Sou. As the battle rages for his affections, a faceless classmate comes close to finding the key which can free just one student from the nightmare class.