Kekkai Sensen & Beyond: Zapp Renfro Ingaouhouchuu!!/Baccardio no Shizuku
English title: Blood Blockade Battlefront & Beyond OVA
Japanese title: 血界戦線 & BEYOND ザップ・レンフロ因果応報中!! / バッカーディオの雫
Type: OVA
Episodes: 1
Source: Manga
Genres: Action, Comedy, Fantasy
Studios: Bones
Duration: 25 min
Rating: R - 17+ (violence & profanity)

Bundled with the 5th volume of the Kekkai Sensen: Back 2 Back manga.