Master Louis, a renowned CBT specialist, welcomes a new submissive, Paulannie, for an intense urethral torment session. Using stinging nettles, Louis skillfully weaves a vase, leaving Paulannie in anticipation. Once complete, Louis inserts the homemade urethral sound, causing Paulannie to squirm in delightful pain. The scene intensifies as Louis manipulates the sound, stimulating Paulannie's prostate, all while maintaining a firm grip on his balls.