Girl is into pain and electricity: finding out how many volts male slave can handle in his wired penis without passing out
Clever chastity device is hitting cock with electric discharges while topless girl is sitting on top and using vibrator
Hot dominatrix is having her slave handcuffed and using weird tool to pu tight rubber bands over his balls
Male sub is about to scream when mistress is going to rip clothespins from his belly with one sudden move