Loving Siblings
Copyright© 2026 by Thomas Spencer
Chapter 1
Incest Sex Story: Chapter 1 - Jake couldn't help but notice how his sister had grown up, her body blossoming into a work of art. Her breasts were full and perky, her waist narrow, and her hips wide, begging to be gripped as he thrust into her from behind. He'd often catch himself staring at her, his cock hardening as he imagined what she'd feel like wrapped around him, squeezing him tight as he made her come again and again. Jenna was feeling it too, the constant ache between her legs that only seemed to grow worse whenever
Caution: This Incest Sex Story contains strong sexual content, including mt/ft mt ft Consensual Reluctant Romantic Heterosexual Fiction Incest Brother Sister Rough Cream Pie Masturbation Oral Sex Squirting Voyeurism AI Generated
Jenna and Jake had always been inseparable, sharing a special bond that went beyond the typical sibling relationship. Growing up, they had leaned on each other for comfort and support, with no one else understanding them quite like their twin did. But now that they were both in their late teens, that bond was taking on a whole new meaning, one that filled the air between them with palpable sexual tension.
Jake couldn’t help but notice how his sister had grown up, her body blossoming into a work of art. Her breasts were full and perky, her waist narrow, and her hips wide, begging to be gripped as he thrust into her from behind. He’d often catch himself staring at her, his cock hardening as he imagined what she’d feel like wrapped around him, squeezing him tight as he made her come again and again.
Jenna was feeling it too, the constant ache between her legs that only seemed to grow worse whenever Jake was near. She’d find any excuse to touch him, brushing her hand against his or pressing her body against his as they watched TV, savoring the feel of his hardness pressed against her. At night, alone in her bed, she’d slip her hand between her legs, imagining it was Jake’s fingers stroking her slick folds, bringing her to the edge over and over again.
One night, as Jenna lay in bed, she heard a noise coming from down the hall. Curiosity getting the better of her, she crept out of her room and towards Jake’s, pushing the door open just enough to peek inside.
What she saw made her heart race and her pussy clench with need. Jake was lying on his bed, his cock in his hand as he stroked it slowly, his head thrown back in pleasure. She watched, transfixed, as his hand moved faster, his breath coming in harsh pants as he chased his release.
Without even realizing it, Jenna’s hand had found its way beneath the hem of her nightgown, her fingers slipping into her wet heat as she matched Jake’s rhythm. She bit her lip to keep from moaning, not wanting him to know she was there, watching him bring himself to the brink of ecstasy.
Just as Jake was about to come, his hand moving furiously over his hard length, Jenna lost control. Her fingers found her clit, rubbing tight circles over the sensitive nub as she came hard, her juices coating her fingers as she struggled to stay quiet.
Inside the room, Jake’s cock erupted, thick ropes of cum shooting out onto his stomach as he came with a muffled groan, his eyes squeezed shut in bliss. It was the hardest he’d ever come, the taboo act of masturbating while thinking about his sister pushing him to new heights of pleasure.
Afterwards, both Jenna and Jake lay in their beds, hearts racing and bodies tingling, wondering if the other had any idea just how close they had come to giving in to their forbidden desires. The tension between them was growing by the day, the need to cross that line becoming harder and harder to resist.
But for now, they were stuck in this purgatory of longing, their bodies aching for each other but their minds holding them back. It was only a matter of time before something gave way, before they could no longer resist the pull between them. And when that time came, there would be no turning back.
The tension between Jenna and Jake had reached a boiling point, the sexual energy crackling in the air like electricity. They both knew it was only a matter of time before something gave way, before they could no longer resist the pull between them.
One morning, as Jake was pouring himself a cup of coffee in the kitchen, he felt a pair of soft hands slide around his waist from behind. He froze, his heart pounding in his chest as he felt Jenna’s breasts press against his back, her hardened nipples poking through the thin fabric of her t-shirt.
“Jenna,” he breathed, his voice strained with barely contained lust. “What are you doing?”
“Shh,” she whispered in his ear, her hot breath sending shivers down his spine. “Just let me touch you.”
Her hands slid lower, her fingers dipping beneath the waistband of his pajama pants to brush against the head of his cock. It sprang to life instantly, hardening in her grip as she began to stroke him slowly, her thumb rubbing over the sensitive underside.
Jake bit back a moan, his hips thrusting forward into her touch involuntarily. It felt so good, so right, to finally have her hands on him like this. He’d dreamed about it for so long, jacked off to the thought of her touching him just like this.
But even as he lost himself in the sensation, a part of him knew it was wrong. They were siblings, for fuck’s sake. This was so far beyond the boundaries of acceptable behavior, even if they were both consenting adults.
With a herculean effort, Jake grabbed Jenna’s wrists and pulled her hands away from his aching cock. He turned to face her, his eyes blazing with barely restrained desire.
“We can’t do this,” he said, his voice low and rough. “It’s not right.”
Jenna’s eyes flashed with anger and frustration, but there was also a hint of something else, something that looked an awful lot like regret. She stepped back from him, wrapping her arms around herself defensively.
“You’re right,” she said quietly. “I’m sorry. I don’t know what came over me.”
Jake sighed, running a hand through his hair. “I understand how you feel, Jenna. Believe me, I do. But we can’t act on it. We just can’t.”
Jenna nodded, her eyes downcast. “I know. I’ll try to control myself better from now on.”
With that, she turned and walked out of the kitchen, leaving Jake alone with his throbbing cock and his racing thoughts. He knew they’d have to be more careful, have to find a way to deal with this tension between them without giving in to their baser instincts.