Sarah Blake becomes your keyholder because she holds the keys to your cock cage. She teases you while wearing sexy matching bra and panties. Your cock grows harder but you can't do anything about it thanks to the cage that it is trapped inside. The busty Mistress runs the keys over her cleavage and tempts you even more. Your balls are aching to burst but you are helpless. All you can do is enjoy Sarah Blake teasing you.