Penelope's eyes and mouth widen in shock and fear written evidently on her face. She had stood from Devon's body completely naked, and her legs on both sides of him.
So, when he pulled her thigh down and dropped her onto his body, her legs which were in between them fell instantly, and her butt fell down. If that was all that happened, then Penelope wouldn't have reacted like that, but something comical surfaced.
Even after all the minutes which Penelope had spent sucking on Devon's cock and him also releasing his loads afterward, Devon's cock was still very much hardened. So, when Penelope's body came crashing down, her cunt opened slightly, giving Devon's erect cock access into plunging her hole.
