Stress Tests part 1 (4K)

Goddess tangent sets out to do some stress testing on her slave's cock and balls. part 1 starts with goddess spitting on his dry bits to moisten them up a bit. then she ties those balls up to keep them from flopping around. then comes the wartenberg wheel to test the neural responses of slave's cock and ball sac. tests passed so far. so next comes the sound to stress test his cock from the inside.