Boredom

Hours passed while they waited for John to recover. He was young and ready to go again in an hour, but Mom didn't want to waste a humiliating blowjob on a weak cum, and insisted they wait at least four hours. They had no good way to time this and every second felt like eternity.

The only thing John could do to pass the time was drink water.

Some time later John heard an odd hissing and splattering sound. He was just about to ask his mother if she heard it too when he realized... she was peeing. He felt a moment of shame for enjoying what was happening to them when she was so humiliated... but that feeling passed quickly.

More time passed,