The world where "the Kuro Gal extinction period" and a reason, existence of the Kuro Gal are not permitted in 20XX year. "The Rio" sent Campus life suppressed strictly to such a Jidai with "Mana" who carried through Kuro Gal hard. However, the unreasonable education of the Teacher which escalated extended to the excessive sexual harassment at last. Is had its eyes by the reason of Kuro Gal and is persecuted; imarachio and Rape…The to act is vicious. They across the limit of the patience rose in arms, and decided the Koto which caused a revolt on campus. The counterattack of Kuro Gal full of anger begins now!
