Does one pull out or drain your fertile nut deep

Ok...so You could not resist the urge to determine your action-sis bare. It starts off as playful sexual tension, but then as her dresses start to arrive off... it receives very true! Your Mind is telling you this is not correct, but your inner primal instincts won't cease her as she begins to stroke your hard cock. Before you realize it, she opens her mouth, and you're feeling her tongue all-around your tip... then her legs spread as she guides your throbbing meat into her swollen wet vagina. It’s all taking place so rapidly; you’re pounding her as she moans!! Your balls swell up with cum, and you also more info hear your step-sis say...cum inside me! Do you pull out or drain your fertile nut deep inside of her?