As they drive away from the park, Leah's bowels rumble. That and a fart are the only warnings Leah gets before a log begins to enter her diaper. Leah clenches desperately, but the smell still fills the car. Rita looks at her.
"Go ahead," Rita says gently. "Use it. That's what it's for." Now that she's been granted permission, Leah slowly unclenches her sphincter. She still is uncertain about actively pushing, however.
Fresh warmth spreads through Leah's diaper. She's peed herself again. But like before, she's not upset. It...feels kinda good, actually. Some part of her whispers that if wetting her diaper felt good, maybe messing it will, too.
That's all it takes for Leah to pull her legs in as much as she can while buckled and push. She grunts around her pacifier, her face turning red. The feces slowly exits her. And like when she peed, she doesn't mind it. It's almost fun, pushing poop into her diaper. She's going full toddler in her outfit, pacifier, and dirty diaper. And she...likes it?
When Leah finishes pooping, she's actually a bit sad. The mess in her diaper was fun to make, but now that it's there, she doesn't want it there. What was she even thinking? She's a teenager, not a toddler or baby!
"Phew!" Rita says. She rolls down the windows. "You are a little stinker, girl! We need to get you changed right away, or the smell won't ever leave my car!"
Leah looks out the window as they pull into a parking lot outside a...