Slim dominatrix is playing with slave's balls: putting them in extreme rope bondage and attaching massive weights
Sharp spike-wheel is making a perfect torture combination with the tight steel cuff slave's balls are already locked into
Girl is into pain and electricity: finding out how many volts male slave can handle in his wired penis without passing out
Nude man is handcuffed to the post and cannot protect himself when bitchy cougar is using riding crop to interrogate him