the whole body! A salon for developing the sense of gate-passingness of oysters

A beautiful female doctor who intensively loves the super sensitive sexual umbilical cord with his fingers and tongue, as well as a man who enjoys the feeling of electric current running throughout the body! the kaiin section located between the anus and the remnants... This is the crossroads of the gate. Because of the concentration of sensory nerves, there are not a few men who say this is the best sexual band. but i don't think it feels so good... No, I can't express it with a simple word like "comfortable". So unknown and extreme stimuli can penetrate the brain!