"I told you there was no use trying to escape," said a voice behind Viper. He turned around to find a demon sitting at the desk he'd tried to hide underneath. The demon was tall and muscular with pitch black skin and goat-like horns. "No matter what you did this was going to be your fate."
Viper realised that this was the demon lord from earlier. He had started this by returning Viper's cock, which his minions had stolen, and leaving Viper to be corrupted by its influence. The demon lord had wanted to make Viper his pawn and clearly he was gonna get his wish.
"My sloth brute did a good job of keeping you asleep whilst one of my hordes had there way with you," the demon lord said. "Now I have a pawn with a bit of everything. The combined manipulation powers of a lust, greed, and pride demon, the sleep powers of a sloth demon, the strength of a wrath demon, the bottomless stomach of a gluttony demon, and the shapeshifting powers of an envy demon. Having all these powers would normally make you dangerous, but the manner in which you got them ensures that you remain loyal to me."
Even as the demon lord said it Viper knew it was true. He belonged to the demon lord. Ever fiber of his being felt compelled to obey. Without thinking he felt himself go down on his knees and bow before his new master. Part of him wanted to please his master whilst another part wanted to run away and never look back. Unfortunately the former part was stronger.
"Good you're already accepting your place," the demon lord said as he rose from the chair. Viper could see that the demon lord was naked, as all demons in this realm must be, and his cock put Viper's own to shame. "You're gonna make a wonderful addition to my army. Even if you're the height of an imp, you have the muscles and cock of a brute. That makes up for your small size. Of course as you can shapeshift you could make yourself taller, but eventually you'd have to return to your natural height so don't waste your energy trying to do so unless you have to."
"What would you have me do my master?" Viper asked, the words escaping his mouth involuntarily. The demon lord smiled and told Viper to...