Vampire-chan Can't Suck Properly is a Manga/Manhwa/Manhua in (English/Raw) language, ROMANCE series, english chapters have been translated and you can read them here. You are reading Vampire-chan Can't Suck Properly chapters on ManhwaZ, fastest updating comic site. The Summary is
The overwhelming preciousness that captivates all those whose blood she sucks! A new kind of pampering and feeding comedy!