KinkyMasoSlut, a seasoned submissive, presents her fourth installment of her extreme CBT sessions, focusing on urethral sounding and peehole fucking. Dressed in a revealing corset and stockings, she eagerly awaits her Mistress's commands. The scene begins with a brutal estim session, her body convulsing as electric currents course through her nipples and clit. She's then forced to insert increasingly larger sounds into her urethra, stretching her peehole to its limits. The grand finale sees her taking a massive dildo deep into her stretched urethra, fucking herself to a humiliating orgasm.