Kirsten agrees to accompany Billy on a summer cruise and tour of Europe, during which he slowly, determinedly awakens Kirsten to the romance and the sometime shocking extremes in becoming his submissive. Soon, she agrees to be his wife, and the starry-eyed submissive is led down a difficult path with surprising twists at every turn - strict discipline, anal eroticism, bondage and humiliating displays of her obedience.