Jerk off...

You pull out your tiny cock and grasp it firmly, it quickly finishes getting hard as you stroke it over the toilet... You imagine Sam's naked body on display for you as you jerk your hand back and forth along the paltry length of your cock...

So caught up in stroking yourself, you fail to hear a soft knock at the door! You continue jerking off as the knocking stops!

The door slowly slips open...