Do you pull out or drain your fertile nut deep

Ok...so You could not resist the urge to check out your phase-sis bare. It starts off as playful sexual pressure, but then as her clothes start to appear off... it receives extremely true! 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 her legs unfold as she guides your throbbing meat more info into her swollen damp vagina. It’s all occurring so rapid; you’re pounding her as she moans!! Your balls swell up with cum, so you listen to your action-sis say...cum inside of me! Does one pull out or drain your fertile nut deep inside her?