Derek gave a nod. His place wasn't exactly fancy, but he had a bed, and she was welcome to it. He was fine with the couch, probably slept there half the time anyway.
He shook his head a little at her question his smile, even if he didn't really bother to stop the small one that came afterwards. He did look down a little, though, not entirely sure how he should be reacting to her and it was likely obvious.
Her movements drew his attention, and for a moment, he couldn't help but stare. He frowned slightly before reminding himself he shouldn't be looking and watching her remove her clothes. He kept his attention elsewhere, at least until he heard the splash.
Looking out at the water, he relaxed a little, looking down at her pile of clothes before moving to drop his weight down and sit on the rock until she resurfaced. "How's it feel?"