Then I found out. In the worst of all possible ways. By coming suddenly into a room that I thought was empty – which wasn’t empty, but had two people in it… the boy I had married and an older man who had been his friend for years.

– Tennessee Williams

A Streetcar Named Desire, Scene 6. Blanche tells Mitch how she walked in on her young husband Allan Gray cheating on her with an older man he was having a gay sexual relationship with.