Yamada is trapped in a hospital surrounded by nurses with terrible personalities. He endures relentless torment from a particularly sarcastic nurse, Numagiri, who constantly mocks him. Even in his nightmares, he cannot escape her cruel words and actions. These dreams leave him physically and mentally drained, with Numagiri always there to make things worse.

When he wakes up, she taunts him about his dreams, knowing she has complete control over him. Yamada, overwhelmed by continuous verbal and physical abuse, tries to flee the ward but is caught by Numagiri. She takes him to a secluded emergency staircase where she had previously forced him into unwanted sex. There, she continues her domination, ensuring Yamada can't escape her sadistic desires.

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