After visiting his father in Arkham Sanitarium, young Howard Lovecraft accidentally uses the legendary Necronomicon to open a portal to a strange frozen world filled with horrifying creatures and a great adventure.

After conquering R’yleh and the Frozen Kingdom young Howard Lovecraft must now travel to the Undersea Kingdom in order to free his captured family, protect three mysterious magical books, and prevent the impending wrath of Cthulhu.