World of Warcraft: Traveler: The Spiral Path

Twelve-year-old Aramar Thorne's life was turned upside down by the sudden reappearance of his father, Captain Greydon Thorne. After several months aboard Greydon's ship, it was attacked by a deadly band of raiders known as the Hidden. Who are the Hidden? And what of the strange compass Greydon gave to him - the compass that doesn't point north?