Even though Jackson was very tired, his cock was fully engorged with desire for his sister. Jennifer was kissing down his body, again. What was she doing? Whatever it was, he was very happy about it. Then her wonderful mouth was warmly washing his cock. She was kissing and licking it all over. Could anything really be better than this?

"Do you like this, Jackie?" she whispered in a sultry, sexy voice.

"Jenny, I love this. Do you like it?"

She put about 3 inches of his cock in her mouth, just letting it sit in the warm wetness while she licked around the head. Grasping it and removing it,...