It was well known that the upstairs farthest corner of the Unviersity library was the place to go for a quickie between classes.

That redhead has a great arse, the librarian thought as her boyfriend unbuttoned her jeans and turned her to face the wall.

It was over all too quickly. He’d only thrust into her a few times before his face contorted. The librarian smiled at the girl’s look of disappointment.

She watched them leave. Wordlessly, she turned back to the monitor as another couple climbed the stairs.

No one ever noticed the tiny camera fitted in the ceiling.