"Not if it means he's going to stop that." Because those lips against her spine are making heat shoot down that spine and pool low in her belly. Even if the idea of being the one to help strip Erik of all his defenses is an appealing one, the idea of him being fully dressed as he makes her writhe is an equally appealing one and it's one that she shares - carefully, because she's still wary about him in her head - with Charles.