Sandra’s prior pain pales in comparison as her sphincter tightens from the current coursing through it, gripping the vibrating plug even tighter. xxx sex A final orgasm gently rolls through a slaves body, followed by a thirty second jolt of electricity that would cause any human to wildly spasm and scream. She didn’t even consider that the Master might use the shocks to make her cum, and the surprising sensation has defeated her efforts and demolished her newfound confidence. Her legs begin to tremble, the shooting pains in her nipples sending her body over the edge as she erupts in the most powerful orgasm she’s ever experienced. The Master is now sending random independent pulses of varying strength to the two vibrators and Sandra, still on the edge but no longer teetering, is laughing at it. In her place is a quivering puddle of nerve endings. It will be Sandra’s job to attempt to control herself, and the addition of the shocking underwear is her incentive to resist the urge to cum. She places one cuff on each wrist and adjusts them until they are snug without cutting off circulation.
