Tom and Phyl travel down to Wales to stay with friends Huw and Teg, a couple they hung around with in London some years back. Culturally the couples have their differences, and after a spell of unease, passions come to the surface.

A man makes an unexpected appearance at his younger brother's house in the middle of the night. He needs somewhere to stay and convinces his brother and his wife that he is trouble. Or is he?

A young man who likes to cause a stir meets an older woman who refuses to rise to his bait.