Sigmund nods at Shiloh's observation and parts Kachina's ass cheeks that he may rub her sphincter with both thumbs, groping and massaging that delicious rump all the while. "Quite responsive, indeed." He mused, and popped the middle finger of his right hand to his mouth, coating it with saliva. Then he pressed it against her asshole, teasing the entrance before pushing in through the resistance.