It's not her fault the towels have blood stains on them. You're the one who destroyed her knees, (among other things) remember? In one swipe of a night, the greatest thing you ever had lost you, and you think you understand! She isn't mad because of your actions; she isn't mad at all. She's aggravated that you have to be past-tense and a tail now pulls at her head whenever she tries to rest.