■"Kanna-shiki tekoki learning method" that completely controls sperm volume!? A quick variable handjob that draws ejaculation by slowing and high-speed up and down to entangle your fingertips, and a near-stop instruction where the feeling of exaggeration stirs around you and tama! Smileing slut while holding up the erection cock hits the crotch ...! a demon who is banned from firing until it's exploded? A handtech tutor who manages grades and ejaculation by making full use of private lessons, handcuffs!