Investigator Hiiragi embarked on a series of disappearances of female investigators. The fact that his superior is involved in the case makes him upset and falls into the enemy's hands. What is waiting is a harsh pleasure torture to be reborn as the same meat guy as a former colleague. As he receives acme many times, he loses his sanity and opens his crotch himself. Torture of the womb by a drill vibe turns her into a nasty beast.