He'd overheard your conversation with the medic.

Nobody had ever made you finish before.

And while his text message at three in the morning had been surprising, it's even more surprising that he's in your room. A little drunk. Backing you against a wall.

Telling you about his rather special skill of making sure his partners always finish.

"I can fix your problem. But I need you to do exactly as I say. Are you going to be good for me?"