"He took hold of her ass and sped up her motion. “I could never grow tired of … ugh … ugh … ugh … watching this.” He was bewitched by the tidal bouncing and wobbling. His orgasm surged toward him. “Oh … Mom … I’m going to …” He didn’t see the suddenly anxious look on her face, and when she tried to pull off him, he pulled her ass back down without thinking."