Arne Neuntöte, a vampire detective wielding monstrous powers.

Lynn Reinweiß, a noble heiress with an obsession for vampires.

Two souls who should have lived in entirely different worlds have joined forces to unravel blood-soaked mysteries.

Tonight, yet another "murder case" knocks on their door.

In a world where the logic of humans and the rules of supernatural beings collide, what truth lies hidden behind these bizarre and grotesque crimes?