She can picture herself looking in the mirror and feeling unhappy.
She can’t remember what it was that she felt upset about. An image pops into her head of having been in the bathroom and crying about something.
He wonders, is that just one of those random nonsense intrusions I get with OCD or is that a memory of a bad act I committed? He plays the image over and over trying to prove that it is not a memory. He knows he would never do such a thing, but the image is vivid.