Find it difficult to breathe, his body soaking, he collapses on top of her, his chest pressing firmly into her large chest.

"I love you, Mark" He hears his mother gasp.

"I love you!" He replies with such an intensity of feeling.

He has never been like this before. His body is feeling hot and cold at the same time. His...cock, still big, is still inside her. Its insides feeling as if red-hot lava has just been down it. Even his balls ache.

"Mark...?"

Suddenly realising that he could be hurting her, he pulls himself onto his hands and knees and backs away, causing them to separate causing them to gasp.

In this position, he can see his mother's her practically naked body, from her large breasts, the rounded belly, the wet red flesh in between her legs...