In Tokyo—a demonic metropolis being overrun by malevolent spirits and monsters—Asagi, a righteous Kunoichi and "Taimanin" warrior, falls into a vile trap set by Oboro. Oboro is an evil Kunoichi allied with the very dark forces Asagi thought she had vanquished. With Asagi’s younger sister and fellow Taimanin-in-training, Sakura, also dragged into the fray, the demonic clutches of a depraved hell close in upon these proud sisters...! ■ Highlights of Episode 1 After falling victim to Oboro’s sinister schemes, Asagi suffers the humiliation of having her lover stolen by her nemesis and being toyed with by orcs, forced to expose her wretched, ecstatic face to the world. Later, at the "Chaos Arena," she undergoes bodily modifications to heighten her sexual sensitivity—transforming her into a woman who reaches orgasm even under the lash of Oboro’s whip. The merciless torment continues; amidst an "orgasm hell" of gang-rape by orcs that leaves her consciousness reeling, Asagi is finally thrust into the ring of the Chaos Arena...