She whimpers, twitching underneath him. She fists the sheets, trying to keep herself sane.
-begins to finger you at the same time-
She bucks her hips, moaning loud. She presses her feet to his back, urging him on, wanting more.
-sits up and thrusts into you instead-
She screams, pulling him down onto her, bucking her hips trying to meet his thrusts.