Something for 'Larry'

They reached the car, everyone loading their stuff in as Lauren held up her towel, standing awkwardly. Her sister turned and looked to her.

"Oh Larry, I almost forgot about you!" Vanessa said. "Here, I have something for you here in the car..."

Vanessa rifled around the beach bag, then pulled out a pair of whitey tighties.

"There, you can't go to the movies in just a towel after all." Vanessa said. "Now cover up you're little wee wee, let's get you dressed..."

Lauren barely had time to slap both hands over her crotch as Vanessa tugged away the towel, leaving Lauren once again fully nude. There were snorts of laughter from the others as Lauren blushed furiously, cupping her crotch. How strange that she didn't even have an instinct to cover her flat chest, but her crotch was her last secret, and she was mortified that if anyone saw she was a girl she'd lose the bet and potentially give away her true identity!

Vanessa lifted Lauren's feet one by one, then tugged the underwear up. Lauren breathed a sigh of relief, though she noticed one more humiliation: the little sock was still in these underwear, giving her the illusion of a minuscule bulge that left her embarrassed in all kinds of strange ways as Vanessa ushered her into the car...