Natsuno Kohaku is an ordinary female student. But her true identity is... Code Name Izu Kohaku is a secret agent belonging to a certain organization. Today, following the orders of his boss, he and his colleague Yano tried to infiltrate the hideout for an investigation, but... they were caught and sexually abused. "Which organization are you a spy for? What was your purpose in sneaking in?" "..." "You're stubborn. You had a companion, right? Maybe you were the only one left behind?" "..." "You're not telling me anything. Well, I guess I'll ask your body." Then, the investigator's colleague Yano appeared as a torturer. "Kohaku. I don't take it personally." "... Did you betray me?" "Are you stupid? I'm originally from here." When her huge breasts were squeezed, she writhed in tickle. "Your whole body is sensitive." Kohaku was used to painful and painful torture through training, but it was immediately discovered that she was weak to sexual stimulation. She was tied up on a bed, crucified in a prison cell, and forcibly creampied... Kohaku continued to be tortured in a humiliating position, but there was a look of ecstasy on her face.