Kryptonite

"...was never interested in you in that way and it still remains that way."

"Oh, and another thing! If you are so concerned about me like that, why is it that not thirty minutes ago, you were going to hit on Lena? The only reason you didn't is because I stepped on your dick to stop you from making a fool of yourself. I guess I shouldn't have bothered."

Casey was so worked up at this point her face was red and she felt dizzy. She felt itchy all over and her bones ached. OH GOD! No, I can't be doing that now; it's not a full moon. It's daylight!

Then she remembered Dagomarus telling her that anger could set off the change too, Casey was about to get up and rim from the room when she felt a hand on her arm.

"Casey, calm down. Hey, don't get all worked up about it. Calm down."