Sex on the High Seas! Pleasure Bound relates the adventures of two frolicsome groups--one led by Maudie and her millionaire friend "Tubby," the second led by the American vamp Sylvania Jepps. Various indiscretions cause Maudie's band to flee their native England aboard a well-appointed yacht. Piracy on the high seas leads all to become "captives" to all sorts of erotic adventures.