This nonstop Caribbean sailing adventure begins with an idyllic atmosphere of delight and discovery. Three magnificent sailboats, in St. Croix, US Virgin Islands, are docked at the pier. Aboard Yacht Quadriga are Captain Dutch and Amy; on Yacht Bravo, Captain Beth and Brad, and aboard Zephyr, Captain Zeb and Zoe, sun-glazed, experienced couples. Each couple has dreamed, and planned for exquisite sailing adventures. As they languorously sail, however,...