He watched Erica as she brought such pleasure to Cass. The sight definitely helped keep him aroused, in the mood, in the moment.  Never in his life did he think he'd ever get to be with two women like this, which was probably every straight guys dream.<br/><br/>Cassidy's urging, needless to say, does result in him hammering into Erica's pussy faster. And, in fact, there's actually a lot of strength in his thrusts, and in the way his hands pushed down into the mattress. All Ghouls got Potence, and without conscious control, he was using it. Good thing that, for now, the only thing that that results in is an extra creaky bed.