His sister

"Big bro? Is everything OK?" The door swung open to reveal the busty figure of little Monique, his baby sister. Though she was no longer a baby, recently having turned 19.

"Oh my god! Santa!" She cried with joy before giving him a big hug. "I see you already gave big bro. his gift." She said spying on her brother going to town on his new blonde nympho.

"Oh my dear we don't have to see that," Santa said as he quietly closed the hallway door to leave the lovers engaged in their sweaty sex which seemed to be getting louder with every passing minute.

"That's okay, I know you have a big present for me too right?" She asked, a little presumptuously but she was right. Monique had been a good girl as well and even if she hadn't who was Santa to miss out on a good thing...