Vampire Princess Miyu is a horror series by Narumi Kakinouchi (story) and Toshihiro Hirano (art). The story revolves around a vampire girl named Miyu, the guardian of the boundary between the world of humans and the realm of the supernatural.
Miyu is a vampire who has been sent to protect the boundaries between the human world and the demon world from evil forces that seek to cross over. She is aided in her mission by her companion, Larva, an artificial being created from an ancient spirit. Together they battle demons who wish to enter our world and cause chaos and destruction. Along their journey, they encounter various characters with different agendas and motivations, some good and some bad. As Miyu struggles to keep balance between both worlds, she must also face her own inner demons as she confronts her dark past.