Buffy swung open the door to her bedroom, her arms laden with a stack of textbooks she had borrowed from the library. She had been so engrossed in her research that she had lost track of time. As she entered the room, she was taken aback to find Dawn, her younger sister, going through her drawers.
"Well, well, well, what do we have here?" Buffy said, a playful smirk spreading across her face. "A little snoop, are we?"
Dawn's head snapped up, guilt written all over her face. "I-I wasn't snooping," she stammered, trying to come up with a believable excuse. "I was just looking for a hair tie."
Buffy raised an eyebrow, her skepticism clear. "A hair tie, huh? And you just happened to stumble upon my lingerie drawer?"
Dawn's face turned bright red, and she knew she had been caught. Buffy set down her books and walked over to where Dawn was standing. She placed a hand on her hip and looked down at her sister with a stern expression.
"You know, Dawn," she said, "I think it's time I taught you a lesson about respecting other people's privacy."
Dawn opened her mouth to protest, but Buffy cut her off. She reached out and grabbed Dawn's arm, pulling her roughly to her knees. Dawn's eyes went wide with shock as she realized what Buffy was intending to do.
"Use your tongue, sis," Buffy commanded, her voice low and sultry.
Dawn hesitated for a moment, but then she reluctantly leaned forward and did as she was told. Buffy closed her eyes and threw her head back, a moan of pleasure escaping her lips as Dawn's tongue began to explore her most intimate places.
As Buffy reached the peak of her orgasm, she grabbed Dawn's hair and forced her to look up at her. "Swallow it, sis," she said, her voice harsh.
Dawn did as she was told, wincing as the bitter taste filled her mouth. Buffy then grabbed a hairbrush from her dresser and used it to spank Dawn's pussy, causing her to yelp in pain.
"Take it like a woman," Buffy said, her voice cold and detached.
Dawn, now completely submissive, became Buffy's sex slave. She obeyed every command Buffy gave her, stripping naked and bending over for more punishment. Buffy continued to spank her, leaving red marks on her skin, before using a vibrator to bring her to orgasm.
As Dawn moaned in pleasure, Buffy watched with satisfaction. She then ordered Dawn to pleasure her again, this time with her fingers. Dawn obeyed, and Buffy reached another orgasm, ending the first chapter of their new dynamic.
It was clear that things would never be the same between the two sisters again. But as Buffy looked down at Dawn, her body still trembling with pleasure, she couldn't help but feel a sense of satisfaction. She had taught her sister a lesson, and in doing so, had discovered a new side to herself.
The end.
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