Stepbrother's girlfriend joins in and performs oral sex on him while he's watching TV with his stepsister

Stepbrother lounges with his girlfriend on the couch, when in walks his step-sister, ready to surprise him with a steamy blowjob. As he continues watching TV, she eagerly takes him in her mouth, while his girlfriend remains oblivious. The intensity builds as he instructs her to suck harder, culminating in an explosive climax, leaving her eagerly awaiting more.