When a friend's parents go missing in the Caribbean, Henry and Dolf investigate the local myths and uncover a crew of cursed pirates who are still sailing despite being dead.

While going through the possessions of a deceased guest who owed them money, the mistress of the inn and her son find a treasure map that leads to a pirate fortune as well as great danger. Portrayal of good versus evil, as the young boy accompanies Long John Silver and his band of pirates in search of the buried treasure.