Put your hand on her thigh

From Create Your Own Story

With one hand over her shoulder, you glide your other hand around, placing it on her thigh. Thinking she hasn't felt it, you rub them. She jumps up off your bed and slaps you. Your cheek stings

"What the hell is wrong with you creep!?"

"I ummm uhh" you scramble in your head a bit.

Lisa walks out of your bedroom and soon you hear the slamming of your front door