Electric drills penetrate both holes, unleashing an explosion of endless pleasure! Elite detective Miho Tomii learns from an informant that the Black Lion Society is involved in a missing agent case and decides to launch a solo raid. But what awaits her is a vortex of despair and ecstasy! As consciousness fades, she drowns in uncontrollable pleasure, her body reduced to trembling flesh, convulsing under the relentless advance of the drills. Her plight transcends mere crime, descending into a hellish realm beyond madness and pleasure. What fate awaits her?