This eight-time Eisner Award-winning comic book series blending fantasy and humour features the adventures of paranormal pets investigating the monsters of Burden Hill.The dogs and cats protecting Burden Hill from supernatural harm find themselves facing new threats and mysteries, including a vengeful demon, an invisible killer and an enigmatic flock of lost sheep. As a growing evil threatens to overwhelm their town, the animals find themselves some unlikely allies, most notably a seasoned paranormal investigator named... Hellboy.