Does one pull out or drain your fertile nut deep

Ok...so You could not resist the urge to find out your step-sis naked. It commences off as playful sexual rigidity, but then as her clothing begin to occur off... it receives really authentic! Your Mind is telling you this is not correct, but your inner primal instincts won't cease her as she starts to stroke your really hard cock. Before you know it, she opens her mouth, and you feel her tongue all around your suggestion... then adult movie her legs unfold as she guides your throbbing meat into her swollen damp vagina. It’s all occurring so speedy; you’re pounding her as she moans!! Your balls swell up with cum, and you hear your step-sis say...cum inside me! Do you pull out or drain your fertile nut deep inside her?