Genres:Manga / Seinen / Action / Comedy / Ecchi / Fantasy / Harem / Romance / Supernatural
Living in the house of anthrophobic high school student Akutsu Takuma are nine Valkyrie sisters! In order to exterminate the fiends threatening to wipe out humanity, he has no choice but to raise these girls’ levels. But to do this, he needs to get these girls really turned on. A world-saving, room-sharing, love action story has begun!