"It was a bonnet, it's not like I hurt you!" Anyone else would have just gotten over it; people did plenty worse to each other in human form when they were sleeping.
When Caitlin came in to strike Sasha lashed out with his tail, but missed. However, swift movements left him little time to commiserate; Caitlin's fingernails made contact with the side of his face, scratching red lines into his skin. Genuine shock struck his features and he raised a hand to his face. She'd actually scratched him! Not even in cat form!
Glamour it. He could always glamour it.
With a scowl he used his tail to yank some of Caitlin's hair; a distraction for the main act. Grabbing hold of her wrist with one hand and trying to fend off more scratches with the other, Sasha got as close as he could and bit down on the meat of the girl's arm with his fangs, mouth closing like a steel trap.