That warmth of that smile washes over him like a warm wave. Levi pads closer, drawn in by it. Kettle full, in anticipation of him coming home. Erwin relaxed with a book and a fluffy creature nearby, happy (safe, alive). He will never take anything about this for granted.

"Thanks," he mumbles softly, and leans in to press a brief kiss to blonde hair, inhaling his scent briefly. The trepidation in his chest eases a little.

"Want any?"