That dohyo floor, women forbidden to tread. Ancient ironclad rule. But reporter's curiosity and crush on a young wrestler draw her to the taboo line. Unaware of the hellish abyss ahead. Punishment. Aphrodisiac. Monstrous strength. Under master's stoic command, secret ritual behind dohyo. Her body defiled by men's sweat and raging lust, she awakens as a woman and shatters in ecstasy. Tell no one. That's... the rule. Forbidden love turns curse, flames of pleasure incinerate her slutty soul. Taboo shocker unveiling Japan's dark underbelly.