Rookie investigator "Luna" was searching a suspected criminal hideout with her section chief, based on a tip-off. Suddenly, a man's voice called out from behind! She spun around and aimed her gun, but the opponent already had his weapon drawn, creating a tense standoff. While distracted, she was grabbed from behind in a bear hug and her gun was snatched away! In this desperate situation, the section chief appeared. Luna instinctively screamed, "Chief! Help me!" However, Chief Kurata showed no panic; he simply walked forward and stood calmly beside the villain. Luna had been completely set up. With a face full of anger and despair, Luna's training begins—a pleasure-torture designed to increase her value as merchandise, driving her body and mind crazy with endless orgasms. Early on, it is discovered that Luna is actually a man. Instead of the atmosphere turning sour, the villains get even more excited! "In this day and age, this sells for even more! We get to enjoy both!" they exclaim happily. But for Luna, it's a different story...