Bullyish sailor-suited girl Harumi Riku, with her brown-dyed hair, turns her teacher into a human toilet in this cruel scenario, forcefully pressing feces directly onto his body. With sweet whispers and mischievous tricks, she lures the teacher into obscene situations, creating a story with a unique allure centered around enjoying repulsive acts. Characterized by an extreme crossover of eroticism and violence, she makes the teacher eat feces using her feet, hands, or directly from her ass to his mouth. This shocking narrative vividly portrays her malicious playfulness and the teacher's defenseless state, blending discomfort and pleasure into a disturbing experience.