In 1956 Germany, American colonel, Armstrong, takes his wife, Betsy, and fourteen-year-old son, David, on a vacation to see Mad King Ludwig’s Bavarian castles. They engage a down-on-his-luck count to be their guide. David and the count become very good friends.
A man wants to train his young babysitter to become his sex-slave. So he sets-up the babysitter to catch her masturbating and using candles to bring herself off. The man coereces her into having sex with the him so he will not have to tell her parents. She likes the sex so much that he starts training her to please him sexually and to prove that she wants to be his 'property' she must pass an all-night orgy test with multiple men.