Not just another Growth Pill story
His biceps looking like someone shoved a truck under each. then the rest of his body surged outward, shredding the tent around it.
The Lesson
Shivering and purring, kizoku stretched her arms skywards, drowning in pleasure, reveling as her growing biceps grinded against her forearm, her skull-crushing thighs rubbing against each other.
Jeremy: Chapter Nine: Physical Evidence
His biceps had grown over the course of the past few months. he was familiar with his body but now the size of his arm muscles surprised him. it was far larger than it had been just the night before.
Supersizing a Superhero
He raised both arms this time, flexing his biceps again for the whole city to see.
The Adventures of Falcon
His nipples throbbed, getting thicker just before his pecs swole larger, his biceps slowly gaining girth. his stomach defined more, the abs becoming impossible to ignore.
Growing Like a Weed
Monstrously beefy forearms leading to engorged biceps, arms almost at an angle, small veins running across his biceps and neck, a pair of thick, bulging pectorals that constantly bumped against his muzzle, almost threatening to swallow it whole.
The Theater, Part 2
He ran his paws over the hard bovine muscles before leaning back in to lick and kiss the bull's shoulder, biceps, triceps, and forearm.
A friendly cum-petition
Already his muscles had greater definition, his abs popping through the fur as his biceps, triceps, calves and thighs burst with power. "niiice..." he flexed and grunted, tossing the remains of his underwear onto the floor.
Plague of Bears
Mccormick bit his lower lip to keep down a grunt as his biceps, thin and lanky, erupted with enough force to jerk his arm to the right. it tore through the remnants of his sleeves.
Unexpected Success feat. Sanmer
A few low grunts rumbled out of his large chest as his biceps flexed against his spaulders. "a few more questions.
Gunther's Warlord 7 (Final)
biceps upon biceps exploded from his upper arms, peaking upon peaks and splitting upon splits, each overdeveloping, over competing with each other until his arms became monstrous punishers.
Perfect Fit
He made his way to the side, kissing down the dense pelt, over atari's shoulder and onto the bicep.