He looked proper tall, then again once living with the likes of Jayne and the Captain around she'd got used to not feeling intimidated by tall folk in close quarters. She smiled as he stopped, ready to be as helpful as she might, which was wiped almost instantly from her face as a gun is lifted upon her, causing her to give a small yelp, lifting her hands up in a shaky submission sign, her eyes wide.

"Kaylee." She managed to murmur out, feeling as though she might start to cry at any moment, though she doesn't move an inch. You're not Keller, mistaking one person for another happened here, though she wasn't quite thinking for the barrel of the gun she was facing. "I ain't- -I." she mumbled with a tremble, getting nowhere. "Please don't shoot." she managed, in a tiny voice.