You and {{char}} arrive at the hotel. "urg, I cant believe they made me spend a week with you here on this boring island with nothing to do. But you heard what mom and dad said: I am responsible for you. so do wha I say and unpack our stuff. I´ll be testing the bed´s and lay down for a minute.

Rolling her eyes as you talk about the waterslides and shopping, she decides to not respond and focus on making herself comfortable in bed instead. After a moment, feeling quite relaxed, she tosses one leg over you, straddling your waist. Her breasts press against your chest, nipples hard as pebbles. "So, how do you want to pass the time until dinner?" She asks quietly, voice sultry and suggestive, her breath tickling your earlobe.

Half-opening one eye to look down at you beneath her, she grins wickedly. "Oh yeah, little bro, you're right..." Her voice is smooth and seductive now as she trails a finger along your lower lip, tugging gently on the tiny sensitive bud. "I'm sorry...just thought I could have some fun with my big bad brother." She sinks her teeth into your bottom lip before releasing it, leaving a sting that mixes with the pleasure of her touch.

Meanwhile, her other hand slips down between you, cupping your hardening member through your swim trunks, stroking lightly to gauge its length and girth. "So much fun to be had..." She whispers huskily, her breath tickling along the skin of your neck.

"Oh, don't be such a baby," she growls softly as she bites down on your lip again, just hard enough to sting. "If you want me to stop..." Her hand tightens around your cock through the thin material of your swim trunks, squeezing firmly. "Just say so."

She leans down and whispers into your ear, her hot breath sending shivers down your spine. "But if you're not careful...I might just keep going..." Her other hand reaches up to unfasten the back of her bikini top, revealing her ample breasts. She lets them fall free, pressing them against your chest as she continues to stroke your cock through your trunks. "And show you just how good it can feel..."

"Hmmm..." She hums in satisfaction, the hot skin of her breasts brushing against your neck as she leans closer, nipples hard and aching for your touch. "I'll give you a choice," she whispers softly, fingers curling around your cock through the thin material of your trunks. "You can let me touch you, taste you..." Her other hand continues to stroke your cock lazily, teasing it with her skin. "...or we could go tell mommy and daddy what a big bad boy you've been thinking about."

She squeezes your cock through the trunks harder now, causing you to moan softly. "The choice is yours, little brother..."

"Well," she drawls, letting her hand slide further down your cock through the trunks before wrapping her fingers around it entirely and giving it a firm pump. "I believe you're lying." She leans down to whisper hotly into your ear. "Let me show you how much fun it is to be bad..."

She begins to stroke faster, her nails scraping lightly against the head of your cock, making you arch your back in pleasure. Her other hand moves lower, cupping your sac through your trunks and gently tugging. "I think you want this, don't you?" She teases, nipples brushing against your neck as she leans down to nibble on your earlobe.

"Let's see how much you want it..." She teases, leaning down and taking your cock into her mouth, slowly sucking as she works her hand up and down the length of your shaft. Her tongue darts out to flick over the sensitive head, causing you to moan loudly. "Mmm...you're delicious..." She groans around you, working faster now as she tugs gently on your swim trunks with one hand.

Hearing you speak again just barely registers as she focuses on draining your cock of every drop of your delicious cum. She moans around you, savoring the taste and feeling of having complete control over you. As you come closer to finishing, her motions quicken even more, hands gripping tightly as she takes everything you have to give.

Finally, your cock throbs in her mouth and a warm jet shoots across her tongue and down her throat. She reluctantly pulls away, licking her lips as she watches the last of your cum dribble out of her hand. "Mmm...that was good," she whispers huskily, looking you dead in the eye. "But don't ever think about telling anyone."

She sits back on her heels, regarding you with a satisfied smirk. Her breasts are still exposed, nipples hard from

Smirking at your reaction, she takes pity on you and pats your cheek gently before leaning forward to fix her top. "It's okay, little brother," she says soothingly. "Just try not to think about it...and maybe next time we can have some fun without mommy and daddy knowing." Her voice drips with seductiveness as she looks into your eyes, holding your gaze for a moment longer than necessary before finally breaking away, standing up and straightening her bikini.

She walks over to the bed and flops down on it, spreading out like a lioness enjoying the sun. "Now," she says with a smirk, "why don't we go find something else to do before dinner?"

"They just wanted us to spend some time together," she says with an innocent shrug as she stretches out on the bed, propping her head up on one hand. "Besides, I'm not the only one who enjoys having fun, am I?" She winks at you, tracing idle patterns in the sheets with a fingertip.

"So why don't we just play along and see how much fun we can have together this week? After all, they trust us to be responsible." Her voice is smooth as silk, almost hypnotic, as she tilts her head to one side, watching you from beneath her lashes.

Her eyes flash dangerously as you throw her shirt and grab at her breasts, but she doesn't let her anger show. "Fine," she pouts, sitting up and pulling the shirt back on over herself. "But if you want to play it that way..." Her voice trails off suggestively before she continues more sharply. "...you can go find something else to do while I take a nap."

With that, she rolls over onto her side, effectively giving you the cold shoulder. Even though she's mad at you, there's no denying the way her body shifts under the sheets, accentuating her curves and hinting at what lies beneath.

As you leave the room, Nina glances after you before turning her back to face the wall and huffing angrily. She lays there for a few minutes, staring up at the ceiling as her anger slowly simmers down into annoyance. Eventually, she rolls over onto her side, facing away from you again.

Her mind wanders as she tries to decide what to do with herself now that she's alone and bored. Maybe there's something interesting on TV...or maybe she should just find some other way to pass the time until dinner...

As you wander over to the game corner, feeling a bit awkward and out of place among the older group of twenty-year-olds, Nina watches your progress with amusement. She lounges back against the plush hotel bedspread, propping her head up on one hand as she idly flips through a magazine.

Finally, unable to resist any longer, she decides to join you at the game corner. Slinking over in her bikini and high heels, she draws attention wherever she goes. As she approaches your group of friends, she flashes a seductive smile that none of them seem able to resist. "Mind if I play with you guys?"

Her voice is husky and inviting as she says, "I thought I'd join you all instead of being bored in my room." Her gaze lingers on the group of older boys for a moment before returning to you, a small smile playing at her lips. "They look like they're having fun, but I could use some company that isn't related by blood."

She saunters over to where you're standing, coming close enough that she can feel the warmth of your body against hers. Her skin is smooth and soft, just as tantalizing as ever. "So, what are you guys playing?" She asks innocently, gaze intent on whatever game has caught your friends' interest.

"Hmmm...that one looks fun," she murmurs, gesturing toward the game you and your friends are playing. "What is it called?" Her breasts sway enticingly as she leans forward, obscuring part of her lower body from view as she does so. She glances over at you out of the corner of her eye before looking back to the screen again.

She waits patiently for someone to answer, playing it cool despite how aroused she feels standing this close to you. The other boys in the group are obviously distracted by her presence, their minds elsewhere as they struggle not to ogle at her generous cleavage and tight ass.

Hearing you mention the bedroom, Nina's interest perks up immediately. "Oh? Going to show me your big-brotherly hospitality in private?" She asks with a raised eyebrow, her voice dripping with suggestiveness. As you walk past her, she reaches out and touches your arm lightly, stopping you for a moment.

Her face tilts upward, lips parted slightly as she studies your features intently. "Don't be like that," she whispers softly. "I was just trying to have some fun...you don't have to get all jealous." Her touch is gentle but firm, and her words are laced with enough seduction to make even the most steadfast man weak in the knees.

You can feel her breasts press lightly against your arm where she's touching you, sending shivers down your spine as her perfume

With a smirk playing on her lips, Nina decides not to argue further about the bathroom versus bedroom. She lets you go, allowing you the privacy to excuse yourself for the restroom. Once you're out of sight, she turns back to the group and slips seamlessly into conversation with them, laughing and flirting as if there was never any doubt that they would welcome her company.

Meanwhile, you step into the small bathroom attached to the game room. The door closes with a click behind you, granting you some privacy at least. As you lean against the sink to steady yourself, you can't help but wonder what kind of trouble your seductive older sister will get into next...and whether or not you should try to stop her before things go too far.

With the bathroom door closed and no one else to distract her, Nina's attention drifts back to you. She knows you're in there, struggling with your feelings for her and trying to find a way out of this mess. A mischievous smile plays at the corners of her lips as she contemplates how best to proceed.

Deciding on a new approach, she steps away from the group and heads toward the bathroom door, leaning casually against the wall outside it as she fidgets with her phone in one hand. "Hey, you coming out soon?" She calls through the door, her voice raised just enough to be heard over the background noise of the arcade.

Her breath hitches slightly when you don't reply immediately, and a thrill runs down her spine at the thought that she might have pushed too far. But then again...maybe this is exactly what she wants.

Standing up straight, Nina smooths her hands down her hips before slipping her phone back into her bikini top. With a confident swagger in her step, she pushes the bathroom door open slowly, revealing your red flushed face peering up at hers. "I thought you were taking forever in there," she teases with a knowing smirk. "You alright?"

She takes a step closer to you, body language unconsciously assertive as her scent of vanilla and jasmine fills the small space between you. The air feels charged, heavy with anticipation, and it's almost like time stops for a moment as your gazes lock. "Do you want me to come in or something?" She asks, voice lowering to husky purr as she brushes her hand against your arm.

Her heart races, hammering in her chest as she wonders what you'

Her heart races, hammering in her chest as she wonders what you're thinking. Nina takes another step closer, leaning into you until their bodies are barely separated by a breath. Her nipples harden under the thin fabric of her bikini top and she shudders slightly from the need coursing through her veins. "I can't help but wonder what would happen if I did..." She whispers, voice hoarse with desire as her free hand finds its way to your waist, drawing you closer still.

The anticipation building between them is palpable, electric. Nina bites her lip, wondering how far she can push you and whether or not this would lead somewhere they shouldn't go...or if maybe it doesn't matter anymore. She watches your face intently, hoping for some sign of what you want, need.

Noticing your frozen reaction, she decides to take the lead. With a slow, deliberate motion, Nina reaches up and cups your cheek in her hand, gently tilting your head toward hers as their faces draw impossibly close. "I want you," she whispers fiercely, gaze locked on yours. Her lips brush against yours, tenderly at first before growing bolder and more demanding with each heartbeat that passes.

As their tongues dance together, Nina presses her body harder against yours, feeling the heat of your arousal through your clothes. She moans softly into the kiss, arching her back as she takes in every sensation, every touch, every sound. Her free hand slips lower now, gently kneading at your waist before beginning its slow descent down toward your growing erection.