Whilst the heroes sail in search of clues for the Blue Kingdom, a chance encounter joins Alex, Nose, Fritz and Fritz Junior on the Pirate Galleon, the Terror of the Seas. It is in this mysterious ship that the feared pirate Alexander Bluebeard is reborn, along with his faithful parrot, Pecky. Together they return to terrorize the seas in search of Neptune's Stone, and not even the heroes are safe from them!