Blood Lad

Blood Lad (2013) is a animation, comedy, sci-fi & fantasy with 1 season, rated 7.6/10.

Staz is a vampire from the surreal "Demon World", and Fuyumi, an ordinary girl, accidentally wanders into the Demon World through a portal. Subsequently after meeting each other, Fuyumi is killed by a carnivorous plant and turned into a ghost, causing Staz to take responsibility and pledge to help bring her back to life.