Like blood rushing into once-frozen limbs, Austin's sexual self roared back to life. His dick stiffened. His balls began to ache. He stood back, afraid of what could come from simply moving.

"Fuck that's hot," Austin said. He didn't think about saying it, but the words dropped out anyway.

"It's just a... natural. Biologic process," Christine said as her pee dripped down to a dribble. "Nothing to get... All worked up about."

"Not at all," Austin said. He stepped forward slightly. His mother bit her lip and another, fuller gush of piss burst out of her. Austin felt it hit his leg, warm. He shifted again, slightly. His mom did,...