In this issue, Jack Russell learns that his family estate has been purchased and relocated to Blackgar Island. He meets a researcher named Buck Cowan who believes that the ancient mystical text known as the Darkhold may still be in the castle. Jack's hope is that the Darkhold might hold the key towards finding a cure for his lycanthropy.
This issue introduces Jack's friend, Buck Cowan. Buck will become a recurring supporting character in the Werewolf by Night comic book series.
First appearance of the Darkhold. The Darkhold is the preeminent mystic text of black magic featured in the Marvel Universe. It is the equivalent of the Necronomicon, the Book of Shadows and other similar fictional books.