Tim lined up and leaned against his mother's fleshy rear-end. He heard her gasp as his rigid cock spread her cheeks. This time he knew she was aware he was doing it on purpose rather than by accident and could have stopped it if she wished. As his hand contacted the cereal box, his cock rode up and down his mother's ass. Tim risked everything by moving his cock in a fucking motion between her cheeks. He knew if his dad saw what was happening he probably would be kicked out of the house for good, but a rigid cock will not be denied. His mother stopped washing the dishes...