Does one pull out or drain your fertile nut deep

Okay...so you couldn't resist the urge to see your move-sis naked. It commences off as playful sexual tension, but then as her garments start to occur off... it will get very actual! Your Mind is telling you this is not right, but your inner primal instincts would not quit her as she starts to stroke your really hard cock. Before you realize it, she opens her mouth, website and you're feeling her tongue close to your suggestion... then her legs distribute as she guides your throbbing meat into her swollen soaked vagina. It’s all happening so quick; you’re pounding her as she moans!! Your balls swell up with cum, and you also hear your action-sis say...cum inside of me! Does one pull out or drain your fertile nut deep within her?