There's a surprise in store for three unhappy couples when an incriminating letter is discovered during their vacation together. One of the men is going to run off with one of the women! But who is it? Rebecca, Wendy, and Anne try to figure it out by recalling their previous Illicit Affairs... and are they hot! Scene after scene of sordid, sensuous lust spills across the screen. It's an explosion of hothouse horniness beyond belief! Find out whodunit in this no-holds-barred scorcher!