BLACK BLOOD BROTHERS(S) ―ブラック・ブラッド・ブラザーズ短編集―

There is a special zone which is the only place in the world where humans and vampires coexist. Mimiko works at the Order Coffin Company, an organization that maintains peace between humans and vampires. These are the stories of Mimiko and the vampire brothers who are her bodyguards! (Source: Kadokawa, translated)