Kyle goes of by himself, he can begin to feel the unstated desire building within his chest, knowing the pang of lust for things only the devil would want for a human to feel.
A numbing sensation begins in his groin, as testicles and his rod take on growth, changing in color, texture, and worse, an aching need to feel it plunged deep, thrusting madly, and acting like some sex crazed animal in the throngs of rut.
The thing excites, tenting his slacks, and letting its owner know just who is in control of the beast in him.