Seraph of the End Manga Volume 13

Ferid has successfully coerced Shinoa Squad and Mika into joining him and Crowley on a field trip to Osaka. According to Ferid, the purpose of the trip is to see the truth behind the calamity that ended the word-ground zero of the apocalypse in Osaka. But not all is as it seems, as vampire nobles from across the world are also converging on Osaka! For older teen audiences.