Lupin and Fujiko obtain the statuette known as the Stonechild from the Metropolitan Museum of Art, only to have their Cessna crash in the Bermuda Triangle, and run into a ghost ship. The ship's female captain, Jeanne, confronts Lupin, but it develops that there are three of these stone figurines: Lupin has one, Jeanne has another, and shipping tycoon Hees has the third. Who made them? Will the mystery of the century be answered at Stonehenge?!