Christie Stevens, the milf with a big, round ass and massive tits, is in for a surprise when her stepson Robby Echo offers to help her get into shape. Little does she know, Robby is an anal enthusiast, and he can't wait to get his hands on her thick ass. He starts by fucking her mouth, his big cock stretching her lips. Then, he turns her around and spreads her big ass, his eyes locked on her tight, virgin asshole. Christie gasps as Robby's massive cock pushes into her ass, filling her completely. He fucks her hard, her ass slapping against his thighs in doggystyle, cowgirl, and missionary positions. Christie's ass stretches to accommodate Robby's size, and she loves every inch of it, moaning and begging for more as Robby fucks her ass raw.