Coles and Sam meet at a college party and Coles is consumed with desire. After an unusual but entertaining threesome with Sam's best mate the two begin a relationship. Many years later and long after Sam and Coles relationship hissed its last, the past lovers meet again and despite a girlfriend of five years Coles realises his sexual magnetism for Sam is still very much alive; But if Coles acts on his instincts the consequences are unlikely to be fruitful for anyone. XX/XY is a classy, intelligent slice of inde American cinema.