Does one pull out or drain your fertile nut deep

Ok...so You could not resist the urge to find out your action-sis naked. It commences off as playful sexual pressure, but then as her dresses begin to arrive off... it receives really authentic! Your Mind is telling you this is not appropriate, but your inside primal instincts will not halt her as she begins to stroke more info your difficult cock. Before you decide to comprehend it, she opens her mouth, and you're feeling her tongue about your idea... then her legs distribute as she guides your throbbing meat into her swollen moist vagina. It’s all happening so rapid; you’re pounding her as she moans!! Your balls swell up with cum, and you also hear your phase-sis say...cum inside of me! Does one pull out or drain your fertile nut deep within her?