Take a peek under the shorts.

Tara hiked his shorts up, up a little further til she discovered he was also going commando. Then on one side, his dick, flaccid revealed it's head, resting on his balls below. "Nice!" she thought. "the flaccid dick looks nice, but I gotta see it really going, if anything an inspection is a courtesy." She was happy to see her brother had a good dick, and hoped she could see him get hard before he woke up.

And, luck was on her side. Jack had begun to have a sex dream, and he was replaying seeing her flick her bean, imagining if she hadn't stopped. She slightly opened her mouth and felt herself getting wet as his dick started to grow, the head filling with blood, then the swollen head pushing out of the foreskin, then pointing out and up. Her arousal wasn't as physically apparent, but she had to cure her blue balls (or her blue bean) and left to take care of that.

However, she forgot to pull down his shorts, and jack would awake aroused, hard and exposed. He covers himself before