A sisterhood × panic horror depicting the friendship of girls living in extreme conditions. Rashes resembling eyes burst out from their bodies, and they are being infected by "something"――. That fear finally struck the school where Yuna and Airi attend. As students are swallowed one after another, Airi, whose secret has been exposed, tries to leave Yuna's side alone…? They attempt to escape from the school for survival, but ahead lies even greater despair――! A sisterhood × panic horror of girls living in extreme conditions. Final volume!