Rei Kurumugi's sadistic awakening x bondage costume thoroughly trains a masochistic man! She calls several masochistic men to the hotel, stops just before they cum! Restrains them! Makes them cum! Makes them squirt! She gets excited by the man's face distorted with pleasure and pain, and things escalate more and more. "Keep cumming until I'm satisfied?" A masochist's orgasm hell that makes him cry with joy! She keeps on squirting, water tortures to the point of suffocation, dominates the man all day, and milks his sperm! Rei Kurumugi's dormant sadistic Kokoro is ignited!