Armed Girl's Machiavellism OVA

Bundled with the limited edition 7th volume of the Busou Shoujo Machiavellianism manga. Disappointed by how all members of the Supreme Five Swords were single-handedly taken out by the Empress, the headmistress ordered the Five Swords to a recreational trip to strengthen their bonds. Apparently, there are some extra budget to accommodate an extra sixth person on the trip. Both Rin and Mary wanted…