Gently place a hand on her thigh.

You walk closer and kneel down, setting your hand on the back of her exposed thigh as if for stability as you look over her shoulder. A barely noticeable shiver racks through her, and she looks back at you with a small smile. "What's up?"

"Just observing." Boldly, you rub your fingers across her smooth skin, eager to bring more little shudders from her.

She scoffs playfully, wiggling her behind. "Observing what? The map, or me?"

"Definitely you." You're surprised at your ability to be so straight-forward, but now that you're locked up in her room you feel more daring. She seems surprised too, hot blush flaring up on her cheeks through her otherwise calm expression.

After a brief pause, she shifts a little and murmurs, "Oh yeah? What are you thinking about?"