[Make Casey secretly want to suck the cock]

"Uh, whatever. I guess I'll just have to suck it." Casey stares at the door-knob-cock and licks her lips in anticipation.

Like a magnet, Casey's drooling mouth is pulled towards the object of her desire. Her soaked panties rub against her pleasantly as she kneels down in reverence before it, like a catholic school girl about to pray to her god. Her heart beat intensifies as she draws closer, drowning out all other noise. A familiar unwashed scent fills her nostrils and makes her mouth water even more.

"Remember, I'm not doing this because I want to or anything." Casey announces to her imaginary friend, her gaze and thoughts never once leaving the entrancing member before her.

Without any prompting, Casey slowly reaches up and wraps her delicate fingers around the warm, squishy appendage. A couple of exploratory tugs is all it takes until she feels it grow and stiffen in her grip. Casey's mouth opens into an 'O' shape as the cock fills out into an impressive, fully-erect, eight-incher. A single bead of precum glistening on the now fully revealed tip.

"I wonder what it taste's like?" Casey whispers to herself, absent mindedly rubbing between her legs with free hand.

Slowly, she leans forward, mouth parted, tongue extended, ready to lick up that bead of precum...