Nikolai came to with the horrible taste of the demon's potion still in his mouth, an ache in his guts like someone had reached in and stirred, and the strangest slick yet full sensation between his legs. Something heavy was on his back, and worse something was inside him, moving, thrusting.
He tried to move, to get away from the thing inside him, only to find that his hands and feet were tied. Icy trickles of fear started to penetrate the fog in his brain and he struggled harder even knowing it was useless.
"Ooh, I like it when you wriggle." the demon on top of him purred in his ear as she thrust deeper. "Keep it up."
His mind still refused to grasp what was happening to him, but the horrible, impossible shape of it was starting to come clear no matter how hard he tried to turn away. The potion the demon gave him must have done more than just make him harder to kill.
"What did you do to me?" Somehow the question slipped out even though he was certain he never, ever, wanted to know.
"Oh, you know, just a few changes. You're faster now, and stronger, although you're not getting out of those ropes until I'm good and ready to let you out. You're harder to kill, which will come in handy before long."
"What did you do?!"