He's My Only VampireHe's My Only Vampire.

He's My Only Vampire (Japanese: 純血+彼氏, Hepburn: Junketsu + Kareshi) is a Japanese manga series written and illustrated by Aya Shouoto. It was serialized in Kodansha's shōjo manga magazine Aria from July 2010 to September 2014, with its chapters collected in ten tankōbon volumes. In North America, the manga was licensed by Yen Press.