I Fucked up His Urethrea with Thick Sounds

I fixated my slave tightly onto the bed, with his legs open wide and his cock bare, already twitching in anticipation. I start with the thinnest metal rod, pushing it in slowly into his urethra and twisting just enough to make him feel every inch. Next comes the curved dilator. This one sinks in even deeper, until I penetrate his bladder. My slave shivers already, but I am just starting to warm up. I go thicker and fuck him thoroughly with an even bigger sound. But I want more & size up again. I drive another fat urethral sound deep inside of his dick. While I penetrate him with steady, relentless thrusts, I simply sit on his face. I thrust the metal rod all the way in and pull it out again, savoring every millimeter, as it pulses inside of him and his entire body writhes beneath me. His moans grow louder and his breathing goes fast, while he suffers for me…