Muscle Growth Fanfiction Novels & Stories

He added a third finger. The stretch was intense, the burn sharp and immediate, and I cried out, my body tensing around him, my muscles clenching against the intrusion. He stopped moving, letting me adjust, his mouth still on me, his tongue still circling, softer now, gentler, soothing me through the stretch. I breathed through it, the rain cold on my face, the stone hard beneath my back, and slowly, slowly, the tension eased, the burn faded, and the pleasure returned, stronger than before.

She pulled open the slightly opened door, which revealed a room full with gym equipment. She saw Marcus hoist a large metal barbell, she bit her bottom lip and gazed dreamily at his heated muscles. He was clad in a black singlet and shorts. She watched him lift the weight as his muscles grew stronger, sweat dripping from his brow to his shirt, creating magnificent muscular lines. Alessia's mouth was wet as she licked the side of her lips. His muscles grew larger and more evident as he gained power.

- He growled ignoring his debate, that his partner was under him, entering millimetres by millimetres and stopping moments inside him with only a part of the penis and still not completely fitted, to then proceed and pass through each ring of muscle. - It is like I have not fucked before. – Kurayami said appreciatively. - Wait. – He tried and he panted on top of him with that Tsuki Miki tried to speak. Then Tsuki Miki heard a growl in her direction. "Wait..." He gasped. And as if it had no end, and he did not care about his request, he continued until he passed through a few more rings and passed and thus hitting him with everything until he was completely placed.

I see the way Mike holds his ribs and winces when he turns. “Yep,” He smiles but I can see the pain in his eyes. “Few cracked ribs, nothing that won’t heal. I’ve been worse.” “My turn!” Finn beams rubbing his hands together with excitement. I shake my head. There were going to be no more playfights for me. Finn was strong but I was stronger and now. I look down at my hands, I seem to be stronger. ‘Mate’ Arcas mentally tells me ‘She makes us stronger; our bond has grown, and we are changing with her.’

“I’m so close!” “Me, too,” he groans into my ear. “I’m right there and I just can’t—” He interrupts himself with a growl of frustration and drives his cock deeper, harder, faster, while I pant and plead, trapped at the same precipice. The serum is diabolical. My muscles cramp and strain and every time the base of Nathan’s shaft drags against my clit, I’m sure that will be the moment that I finally reach the summit I’m striving toward.

he growls as he slides a little deeper, and wet heat floods my pussy. I cling to his neck, dragging my lips over his skin as his muscles vibrate with the effort of holding himself back. I can feel the raw power in every muscle of his body, and the fact that he’s trying to be gentle makes my heart ache. This is torture. The slow-burning stretch of being filled by him is turning my brain to liquid, not to mention every other organ in my body.

********MATURE CONTENT******** Alpha Pierce was right; the full moon came before I knew it. The past few weeks I have been training every day twice a day. My body feels and looks so much stronger. Muscles rippled through my arms, my already flat stomach has more muscle definition, and my legs also have defined muscles that peek through every time I walk.

The anticipation of witnessing their growth and progress fills me with excitement. I anticipate that by the end of this grueling exercise, each and every one of them will be completely exhausted, collapsing from the sheer intensity of it. The thought of their bodies pushed to the brink, their muscles burning and their lungs gasping for air, brings a sense of fulfillment. It is in these moments of extreme physical exertion that true strength is forged.

' I had no other choice than to stop fighting and dropped my hands from my head, forced my rigid muscles to relax, and completely surrendered the reins of my body to the presence in my mind. Instantly, the chaotic pain dissolved into a strange, rushing wave of pure adrenaline. It became surprisingly, beautifully easy. I felt my flesh expand, my skeleton shifting and rebuilding itself—not with the clumsy, jagged horror of Azriel’s mutation, but with a fluid, terrifying grace. Thick, shimmering white fur erupted across my skin, soft as silk but denser than armor. My limbs lengthened, my paws hitting the floor with a heavy, silent power. I grew. I expanded until I was towering over the center o

*Bang* Old Fan stopped his retreat by depending on Durandal’s weight, stabbing it into the soil. His eyes narrowed as his arm which had blocked the attack continued to tremble. While his bones remained intact, his acute understanding of his body allowed him to discern that he had torn a few of his muscle fibres. This wasn’t abnormal, given that anyone who worked out their muscle fibres when they broke past their limits, and it was the healing of those fibres that strengthened their muscles; but in this case, Old Fan had torn them by attempting to block the kick of an Elemental, a race known for being physically weak!