When you're in a relationship, it doesn't mean you only get to fuck that one person, it means you have a partner for all the people you get to take to bed with you
My smokin' hot wife fucked me good for quite a while as she made me beg her to unlock me so I could rub my little clit. I felt so vulnerable, embarrassed, submissive - and so fucking turned on! Please keep fucking my ass, baby!