Nana Maeno, a beautiful woman with a soft body, will be sacrificed to be immobilized by real iron restraints that have been passed down from medieval Europe. - She is fixed in an impossible position that completely ignores the structure of the human body, and torture play begins with her shaved pussy as the starting point. - Her face is attacked with slaps and nose hooks, her body is attacked with bara sticks and nipple clips, and her vagina is attacked with various toys and big dicks one after another. - Her mind and pussy are bound to fall into darkness due to the most intense torture and restraint pose in the series.