"Nothing." Seemed like a good answer, given it was true. "I'm just trying to calm you down."

Obviously a futile effort. Hartley stayed where he was, only turning to face Cisco. "Look, you're having a panic attack, you need to focus on your breathing and try to calm down. Nothing is happening to you in here. It's actually dreadfully boring, since you don't even provide a magazine. I know this isn't logical, but try to focus on logic anyway. You'll be fine. They'll get you out in the morning."