Cameron was too focused on his throbing dick to notice the glowing ring on Brian's finger. "You ready slut?" Cameron asked, and then without waiting for an answer, he buried his thick cock into Brian's ass. "AAIIIIIIIEEEEEE" Brian screamed, as Cameron's dick was sunk deeper and deeper into his ass. Cameron felt a strange warm feeling from within Brian, and when the feeling made his dick tingle, he felt himself reach orgasm very quickly. "You're lucky slut, normally I last a lot- oh fuck, I'm gonna blow a nut!" Cameron shouted as he felt his orgasm come on very suddenly. His whole body tensed up as his nuts contracted, and he shot an enormous wad into Brian. He reached down to feel his nuts, and they had contracted much tighter than ususal, and his orgasm continued. It felt like his whole body was in the orgasm. "UUUUUughhhhhh....." he said, as he finally stopped shooting, and he withdrew his dick, which he found was strangely easy. He colapsed into a pile, and he reached down to stroke his dick back to hard, meaning to rape Brian again, but what he felt wasn't what he was expecting. His enormous dick had shrunk down to a mere 3 inches, and his nuts didn't return to their usual glory, they remained small. "WHAT THE FUCK DID YOU DO!?" he shouted, at Brian. He flipped Brian around to look him in the face, and found Brian grinning. "Heh, thanks for the present dude..." said Brian, and looked down. Cameron followed his gaze, and saw that his once small elf dick was now the size that Cameron's used to be...