"Alright", said Chad proudly, "I'll take that bottle", said him as he take the big bottle with bluish red potion inside. Without hesistation, he drank the water.
"Feels funny, I thought would be weird, but it just like drinking normal water", comment Chad after he drank it, "Yep, my potion i just got taste like yours", response Johnny, unknown to them, the change has begun.
"Hey, I feel strange all sudden...", said Chad, as he check, he noticed his clothes getting tighter, as well as his jeans. Both of them got conclusion Chad got bigger! As Chad felt that was cool, he noticed that his hand grew a bluish red scale at his hand, quickly spreading through his body, his face grew a reptilian muzzle and his ear became a fin-like, he also saw a wing sprouted from back, as his tail also appeared from his butt, getting bigger and bigger to fit his proportion
Suddenly, Chad felt an uncomfort feeling at his bulge, so he decided to tore his clothes with huge roar (his clothes became tattered also), leaving him naked, and saw 10' shaft erecting in front of them, and a ball huge as oranges!
For final touch, his hands and feet getting stronger and grew sharp nails, and his teeth getting sharper, and his tongue became thin. As the growth finished he take an awe look at the full mirror at the room, he statistic now are : 8"2' tall, 220 lbs of pure muscle, 7' of non erect shaft, ball sized as oranges, and his hair still same. While Johnny's statistics are : 7"8' tall, 195 lbs of pure muscle, 6,7' of non erect shaft, and balls large as oranges, just bit smaller than Chad's
"Wow", is just Chad said as he look at his new body at himself, "Wow, I can't believe it's you, Chad", said Johnny with awesomeness, "Hey", said Chad as he flex his new muscle, "Do you think I can..."