Armed Girl's Machiavellism OVA

Original 13th episode of (https://hikka.io/anime/busou-shoujo-machiavellianism-fa11a4 "Busou Shoujo Machiavellianism") bundled with the limited edition 7th volume of the Busou Shoujo Machiavellianism manga. \(https://myanimelist.net/anime/35314/Busou_Shoujo_Machiavellianism__Doki_Goken-darake_no_Ian_Ryokou?q=Busou%20Shoujo%20Machiavellianism%3A%20Doki!%20"Goken-darake"%20no%20Ian%20Ryokou\&cat=anime "by MAL Rewrite")]