The café's door chimed softly as Jim stepped inside, the familiar scent of freshly brewed coffee and the gentle hum of conversation enveloping him. He scanned the room, his eyes landing on Marc, who sat by the window, a warm smile spreading across his face. Marc's athletic build seemed to fill the space as he rose, extending a hand in greeting. Jim shook it, feeling a surprising sense of ease wash over him.

"It's great to see you, Jim," Marc said, his deep voice resonating with sincerity. "How's everything been?"

Jim followed Marc to the table, his blue eyes animated as he began to speak. "Things are good, actually. Work's been steady, and... well, I've been thinking a lot about what we discussed last time."

They sat, and Jim leaned forward, his brown hair catching the light from the window. "You know, I've been with Julie for a while now, and I've always felt this... curiosity, I guess. About exploring new things, pushing boundaries."

Marc nodded, his brown eyes flicking between Jim and the window, as if gauging the right moment to speak. "Boundaries can be interesting, can't they? They define us, but they can also limit us if we let them."

Jim's voice softened as he delved into more intimate details. "Julie... she's incredible. Her porcelain skin, those green eyes... and her body, it's just..." He trailed off, a flush creeping up his neck. "I've always felt this desire to share her, to see her with someone else. It's like a fantasy I can't shake."

Marc's expression remained neutral, but his eyes held a hint of intrigue. "Fantasies can be powerful, Jim. They can reveal a lot about what we truly want, even if we're afraid to admit it."

As Jim spoke, his words flowed more freely, as if a dam had broken. He described his relationship with Julie, their shared moments, and the fantasies they had yet to explore. Marc listened intently, his subtle nods encouraging Jim to continue.

"I've thought about it a lot," Jim admitted, his voice barely above a whisper. "The idea of watching her with someone else, of being a part of that... it excites me, but it also terrifies me. I mean, what if it changes things between us?"

Marc leaned back, his expression thoughtful. "Change isn't always a bad thing, Jim. Sometimes, it's necessary for growth. And if you both approach it with honesty and trust, it could bring you closer together."

A brief silence fell between them, filled with the weight of unspoken possibilities. Then, Marc spoke, his voice casual yet loaded with implication. "You know, I've never actually met Julie in person. Maybe we could arrange a video call later, just to say hello. It might be a good first step, if you're both open to it."

Jim's heart skipped a beat at the suggestion. A video call with Marc and Julie? The idea sent a rush of excitement and apprehension through him. He hesitated, his mind racing with the implications. What if Julie wasn't ready for this? What if he wasn't?

Marc's gaze was steady, as if he could see the turmoil in Jim's eyes. "It's okay to be nervous, Jim. But sometimes, taking that first step is the hardest part. And once you do, you might find that the reality is far more exhilarating than the fantasy."

Jim's breath caught in his throat. He knew Marc was right. The thought of seeing Julie interact with someone else, of witnessing her desire and pleasure, was both thrilling and terrifying. But the idea of sharing her, of experiencing that level of intimacy and trust, was too compelling to ignore.

After a moment of internal struggle, Jim nodded, his decision made. "Okay. Let's do it. I'll talk to Julie, see if she's up for it."

Marc's smile was warm and reassuring. "That's the spirit, Jim. Remember, communication is key. Be honest with her, and listen to what she wants. This is about both of you, after all."

As they sat in silence, the weight of what was to come hung in the air. Jim's mind raced with thoughts of the impending video call, the boundaries they were about to cross, and the trust they were placing in Marc. He felt a mix of excitement and trepidation, knowing that this decision would change things, one way or another.

Later that evening, Jim sat on the edge of the bed, his fingers nervously tapping against his thigh. Julie stood by the desk, her back to him, adjusting the camera angle on her laptop. The soft glow of the screen illuminated her pale skin, casting a warm light on her curves. She wore a silk robe, loosely tied at the waist, her brown hair cascading over her shoulders in a messy ponytail. The air was heavy with the scent of her perfume, a mix of vanilla and jasmine, as she leaned in to test the microphone.

"Can you hear me, Marc?" Julie's voice was steady, but Jim detected a hint of excitement beneath her words.

A deep, resonant voice responded from the speakers, "Loud and clear, beautiful. You look stunning tonight."

Jim's heart raced as he heard the stranger's voice, rich and smooth, like velvet. He glanced at the screen, catching a glimpse of Marc's face—a handsome, confident smile, his brown eyes sparkling with mischief. Jim's stomach churned with a mix of arousal and anxiety.

"Thanks, Marc," Julie replied, her voice dropping an octave. "I wanted to look my best for our little experiment."

Jim's eyes widened at her choice of words. Experiment. It felt so clinical, so detached. He knew this was Julie's idea, a way to ease him into the world of sharing her, but the reality was far more intense than he'd imagined.

"You're a vision, Julie," Marc purred. "I can't wait to see more."

Julie's fingers went to the belt of her robe, slowly untangling the knot. Jim's breath hitched as the silk parted, revealing the lacy edge of her black bra. He could see the swell of her breasts, the curve of her hips, and his mouth went dry.

"Jim's in the next room, isn't he?" Marc's voice was low, almost a whisper. "Listening to every word, watching every move. Am I right, Jim?"

Jim froze, his cheeks flushing. He hadn't realized the camera angle allowed Marc to see him. He opened his mouth to respond but found himself at a loss for words.

Julie turned, a mischievous smile playing on her lips. "He's here, Marc. A little nervous, but curious. Aren't you, baby?"

Jim nodded, his throat too tight to speak. He felt exposed, vulnerable, yet strangely aroused by the attention.

"Good," Marc said, his voice filled with satisfaction. "Now, Julie, let's give him a show he'll never forget."

As Julie's robe slid to the floor, Jim's eyes widened at the sight of her body. Her pale skin was flawless, her curves soft and inviting. She wore a matching black lace bra and panties, the fabric barely containing her full breasts and round ass. He felt his cock stir in his pants, a mixture of desire and shame washing over him.

"You like what you see, Jim?" Marc's voice was teasing, playful. "Imagine those breasts in your hands, that ass grinding against your cock. But tonight, it's all for me."

Julie's eyes sparkled as she looked at the screen, her attention fixed on Marc. She reached behind her back, unhooking her bra with a swift motion. Her breasts spilled free, full and heavy, the nipples tight buds of pink. Jim's breath caught in his throat as he watched her, his imagination running wild.

"Oh, Julie," Marc groaned, his voice thick with desire. "Those tits are perfect. I want to suck on those nipples, feel them harden in my mouth."

Julie moaned softly, her fingers tracing the curve of her breasts. "I wish you were here, Marc. To touch me, taste me."

Jim's heart pounded as he listened to their exchange, his cock throbbing painfully. He wanted to touch himself, to relieve the tension building inside him, but he remained frozen, captivated by the scene unfolding before him.

"Soon, beautiful," Marc promised. "For now, let's give Jim a taste of what he's missing."

With a slow, deliberate movement, Marc reached off-screen, his hand reappearing with a large, black cock in his grip. Jim's eyes widened at the sight, his mouth going dry. It was thicker than his, longer, the head glistening with pre-cum. Marc stroked it slowly, his fingers wrapping around the shaft as he leaned into the camera.

"This is what you want, isn't it, Julie? This big black cock, filling you up, stretching you out."

Julie's eyes were glued to the screen, her breath coming in short gasps. "Yes, Marc. I want it. I want you to fuck me, to make me yours."

Jim's stomach churned as he listened to her words, his mind spinning. He felt a surge of jealousy, of possessiveness, but it was quickly overshadowed by a wave of arousal. He wanted to see her like this, wanted to watch her take another man's cock, to hear her moan his name.

"Touch yourself, Julie," Marc commanded, his voice firm. "Let Jim see how much you want it."

Julie's hand drifted down, her fingers slipping between her legs. She moaned softly, her eyes fluttering closed as she began to rub her clit. "Oh, Marc. It's so wet. I'm so fucking wet for you."

Jim's cock was aching now, his pants unbearably tight. He wanted to join her, to touch himself, but he remained still, transfixed by the sight of her pleasure.

"That's it, baby," Marc encouraged. "Show him how much you need it. How much you want my cock inside you."

Julie's fingers moved faster, her breath coming in short pants. "I need it, Marc. I need you to fuck me. To fill me up with your cum."

The room was filled with the sounds of her moans, Marc's heavy breathing, and the squelching of her fingers as she pleasured herself. Jim's imagination ran wild, picturing Marc's cock sliding into her, stretching her tight pussy, filling her with his seed.

"Oh, fuck," Julie gasped, her body trembling. "I'm close, Marc. I'm so close."

"Let it go, beautiful," Marc urged. "Cum for me, Julie. Cum for the both of us."

Julie's body arched, her head thrown back as she cried out, her fingers stilling as she rode out her orgasm. Jim watched, mesmerized, his cock throbbing in time with her cries.

As her breathing slowed, Julie opened her eyes, a satisfied smile on her lips. "That was amazing, Marc. I can't wait to feel you inside me for real."

Marc's voice was hoarse, his cock still in his hand. "Soon, Julie. Very soon. And when I do, I'm going to fuck you so hard, you'll forget all about Jim."

Jim's heart sank at Marc's words, a mix of emotions washing over him. He was aroused, conflicted, and unsure if he could handle the reality of sharing Julie. But as he looked at her, her body still glowing from her orgasm, he knew he couldn't stop now.

The call ended, leaving Jim alone with his thoughts. He sat on the bed, his mind reeling, his cock still hard. He was both excited and terrified by the prospect of what lay ahead. As he reached for his cock, his fingers wrapping around the shaft, he wondered if he was ready to take the next step.

The night had stirred something deep within him, a mix of desire, fear, and curiosity. He knew one thing for certain: he couldn't go back to the way things were. The genie was out of the bottle, and there was no telling where this journey would take them.