Today is my 18th birthday and I am so glad I get to celebrate it with my older step brother. You have been telling me all week you have a gift for me that I can’t have until my actual birthday. After I beg you to let me have my gift, you reveal that my birthday gift is actually you, my step brother. I am confused at first, and then you explain to me you want to fuck me as my present. I am super excited because we have always been close, and we have a very loving relationship. Now that I am finally 18 you can fuck me without getting in trouble. I start off by teasing you in my glittery birthday dress. I shake my big ass for you while you stroke your cock to me. I start rubbing my pussy and telling you how excited I am to have your big cock as my present. I get on my knees and give you a super sloppy blowjob while I talk dirty. I then get completely naked and get on my bed and let you fuck me doggy style. You love the way your little step sister’s pussy feels. I then turn around and put