Test subject is feeling pain when cruel brunette is sing steel tous and electricity on his exposed penis
Black slave is cuffed to the bench and whipped by girls while his cock is clamped so he can't move at all
Male is handcuffed and having a weight attached to his balls: whipped by girl in the sound-proof chamber
Male sub is about to scream when mistress is going to rip clothespins from his belly with one sudden move