Dude is having a fight with the bikini girl: loses the battle and she is about to bite off his balls with her teeth
The worst femdom tortures you can imagine: hitting weak penis with mouse trap and then cutting off balls with castrating device
Girl is enjoying the pain male slave suffering when his cock is bound, tortured with lead weights and pierced with sharpened stick
Sharp spike-wheel is making a perfect torture combination with the tight steel cuff slave's balls are already locked into