The burning of the first spanking catches you off guard. A scream is drowned out by the cloth he put in your mouth. You swallow. You're trying to reach for his hands to ask him, Be more careful, but the ropes are too tight, and you don't want to hurt your wrists. You close your eyes just before the next slap. You jump on his lap, afraid he will drop you. That provokes him; you know it because you can feel his arousal buil...