Natasha's misgivings about intruding don't vanish, but that doesn't mean she's not charmed by the childish shyness. Charmed by the whole scene, really. It seems rather idyllic to her. Like the sort of memory children ought to have.

"How about if you show me again, hm?" Encouraging, her smile tilting her eyes slightly. "You're practically an expert."

While there is humor in her town, it's good natured and not even slightly at his expense.