On the beautiful but unsafe Ethel Waters of Commonwealth of Australia’s Great Barrier Reef, ship bringing man Saint Luke and four friend chart a racing yacht to its new proprietor. Along the way, their ship is tear unfastened by crisp rock and get down to drop, leave the passenger with a terrific pick: stay on board with slender hope of deliverance, or swim 12 mile to the near island through shark-infested Ethel Waters.