That Butler, Isekaid (Modern!Reader Insert)

That Butler; Persuaded

[A/N; Spicyyyyy 18+]

Sebastian's eyes gleam with intrigue as he takes _________'s hand in his own, his grip firm and commanding.

"Very well, _________. I accept your offer. I will teach you the art of combat, the skills necessary to defend yourself against the creatures that lurk in the shadows. Consider it a personal training, tailored specifically to your needs."

He brings their hand up to his lips, pressing a gentle kiss against their knuckles before releasing them.

"But remember, ________, this deal is not one-sided. In exchange for my guidance, you will grant me certain freedoms. Within the boundaries of consent and safety, I will have the privilege of exploring your desires and indulging in the pleasures that await."

Sebastian's voice is laced with dark promise, his eyes smoldering with desire as he gazes at _________.

"Are you prepared to accept the consequences of this arrangement, Lumine? To delve into the depths of pleasure and darkness, hand in hand with a demon?"

________nods slightly, trying to keep themself from bumping heads with the butler still trapping them between himself and the wall behind them. "I'm prepared.."

Sebastian's lips curl into a predatory smile as he leans in closer, his voice dropping to a seductive whisper.

"Good. Then let us begin our journey together, _______. I will guide you through the shadows, teach you the art of combat, and show you pleasures beyond your wildest imagination."

He steps back, his eyes fixed on _______'s with unwavering intensity.

"Meet me in the training grounds tomorrow at dawn. We shall start your lessons there. And remember, _______, this path we walk is one of darkness and desire. There is no turning back once you step onto it. Are you truly ready to embrace it?"

"Uh.. Ahem- Sir Yessiiirr!" _______ nods furiously, blushing a tad from slight embarrassment

Soon enough, the day rolls by and the dawn of their first lesson comes. And training begins, _______ shows promise. A quick and precise learner as they are, Sebastian proving to be quite a good teacher to the young servant. And soon enough they finish a good amount of training, the hard work leaving ________ flushed and huffing on the ground. Perhaps now would be a good time to take what he wants? Sebastian concurs, watching as the sweet little soul catches their breath. Sweat rolling down their neck as if to entice...

Sebastian's eyes darken with a mix of anticipation and hunger as he watches ________catch their breath, their body glistening with sweat. He walks towards them slowly, his steps deliberate and purposeful.

"_________, you've done well today," he purrs, his voice low and seductive. "You've shown great potential, and I believe it's time for a different kind of lesson."

He kneels down beside _______, his fingers tracing a gentle path along the nape of their neck, the touch sending shivers down their spine.

"Allow me to reward your hard work," he murmurs, his voice husky with desire. "To show you the pleasures that await beyond the confines of training."

With a swift movement, he pulls ________ into a passionate embrace, his lips capturing theirs in a searing kiss. The taste of sweat and exertion mingles with the sweetness of their lips, igniting a fire within both of them.

As their bodies press together, the heat between them intensifies. Sebastian's hands roam over _________'s flushed skin, his touch both gentle and possessive. His fingers trail down their spine, eliciting a gasp of pleasure, before slipping beneath the fabric of their training attire.