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Sister's Toilet Training: A Ball-Busting Tale of Erotic Empowerment

Chapter One: A Toilet Prank Gone Wrong

The bathroom door creaked open, revealing my brother with a guilty expression on his face. His hand was still wrapped around his dick, moving furiously up and down. I couldn't help but roll my eyes.

"Seriously, Bryan? You're jerking off in the bathroom again?" I asked, leaning against the door frame.

He shrugged, not even bothering to hide what he was doing. "What's it to you, sis? I'm a grown man, I can do what I want."

I raised an eyebrow. "Yeah, but you're doing it in our shared bathroom. And if you keep it up, you're going to have some serious consequences to deal with."

Bryan just laughed. "You're not my mom, Rachel. You can't tell me what to do."

Before I could respond, he resumed his jerking off, his eyes closed in bliss. I sighed, shaking my head. I couldn't believe I was related to such a pig-headed man.

Without warning, I lunged forward and grabbed his balls, yanking him towards the toilet. He yelped in surprise, his eyes flying open as I pressed his sensitive flesh against the cold porcelain of the toilet lid.

"What the fuck, Rachel!" he cried out, trying to wriggle free.

But I wasn't letting go. I smirked at him, enjoying the look of shock and pain on his face.

"I warned you, Bryan. But you didn't listen. Now you're going to pay the price." I sat down on the lid, trapping his balls underneath me.

Bryan's face turned red as he tried to pull away, but I had a firm grip on him. I started to bounce up and down on the lid, causing him to yelp in pain.

"Stop it, Rachel! That hurts!" he pleaded.

I laughed, enjoying his discomfort. "Oh, poor baby. Can't handle a little pain? Maybe I should make you a eunuch, then. That would solve all your problems, wouldn't it?"

Bryan's eyes widened in horror. "You wouldn't dare!"

I shrugged. "I might. You never know. I'm getting tired of your perverted ways, Bryan. Maybe it's time for a change."

He tried to reason with me, but I wasn't listening. I was too busy enjoying my victory. Finally, after what felt like an eternity, Bryan managed to pull free. He stood up, panting and red-faced.

"You're going to regret this, Rachel. I swear, I'm going to get you back for this," he threatened.

I just smiled, standing up from the toilet. "I'm looking forward to it, Bryan. But until then, keep your dick in your pants. I don't want to have to teach you another lesson."

I left the bathroom, still chuckling to myself. Bryan could threaten all he wanted, but I knew I had the upper hand. And I was going to enjoy every minute of it.

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