"That's basically what I expected," Derek admitted, frowning a little. "Because you don't seem to care about being a good slave. At least you didn't five minutes ago."
Was he really going to look a gift horse in the mouth?
Apparently. Because people didn't completely change their personality in five minutes.
He regarded Stiles suspiciously. "How long do you think you can pretend? Because you might think you're over it now, but anger like that doesn't go away. How long before you want to cringe every time I touch you?"