Leonis continues his efforts to rebuild the Dark Lords' Armies to keep hispromise to
Roselia, the Goddess of Rebellion. In the midst of this, he andthe girls of the
eighteenth platoon are busy preparing a cosplay caféfor the large-scale school festival
welcoming the Sixth Assault Garden. Butwhile the festivities heat up, a Dark Lord
buried in ice for countless yearsis about to be exhumed!