Metal rod inside slave's cock is used for channeling violent vibrations inside urethra
Balls are tightly bound with leather collar and then rubbed with harsh wool
Mature male is restrained with lesther belts and his balls is being pulled with a specially designed harness
Cruel bitch is curious about how much electricity boy's cock and ass hole can handle: she has all the tools needed to figure that out
Crazy nurse is using sharp needles and enema to pump water into exposed slave's balls sack
Male is handcuffed and having a weight attached to his balls: whipped by girl in the sound-proof chamber
It is impossible for the frog-tied slave to runaway from the whipping mistress punishing him violently
