A popular series in which a man sleeps with two sisters in a row, but makes a move on the older one, causing the younger one next door to get turned on by what he sees. This time, the older brother and his wife remarried, and now have three sisters. The older brother and his wife have a lesbian relationship, and the man who sleeps in a row can't help himself and makes a move on the older one, and then on the younger one who is watching next to him. The younger sister is so excited by the younger sister's sex that she asks for it herself, and they enjoy the three-sister threesome of their dreams.