[Rose had never laid claim to anyone-she had no time to set up roots or form lasting relationships while she was on the run-so this was a first for her. Biting down hard enough to draw blood and cause pain. All she ever did was light scratching and marking, nothing that would take some time to heal.
She just wanted to forget about being permanently gone back home and forget about evil from her past here. This was a way of taking comfort in someone else, even if it was messy and bloody, raw and painful. Rose was seeking solace in him and maybe he would grant her that.
The sudden, hard thrust is enough to make Rose growl and suck harder on his flesh, marking him even more. She pushes back against him, fingernails now dragging across his forearms and up along his biceps, leaving red lines in their wake.]