The Other Woman/La Zia Svedese. Swedish actress Marina Hedman is back playing the role that has earned her the moniker "Incest Queen". This time she plays aunt Barbara who is hosting her young teen nephew Marco (Peter Thompson) who has come to spend time at his uncle Marios mansion in the Italian countryside away from his overly strict and puritanical mother. Unfortunately or fortunately for Marco his uncle Mario has to go to New York on a business trip. Marco is left in the care of his slutty aunt Barbara. It does not take long for Marco to lust after his seductive aunt who plays a hard-to-get game with him. Then there is also the lusty nymph maid named Alice played by Italian actress Laura Levi who is more than willing to explore with Marco the sensual pleasures of the flesh. However the lustful Marco begins to fall in love with his aunt Barbara who gives in to him during one of the sex parties she has in the house. Soon aunt and nephew become passionate lovers.