Do you dare open the Henry Hunter files and discover the monsters within? The parents of a friend of Henry's have gone missing - disappeared from the very deck of their boat in the Caribbean. The only lead Henry and Dolf have is the sighting of a ghostly galleon and a huge tentacle of mist. Exploring the local pirate history and myths, Henry and Dolf uncover a cursed crew of pirates, led by no other than the deadly Edward Teach - Blackbeard himself. But what's keeping the pirates sailing beyond their deaths? And how and why are they building a crew of live prisoners? It's up to Henry and Dolf to survive monster waves and befriend a crazy local seadog to solve the mystery and put the pirates back in their watery graves!