He has been misbehaving, failing to comply with her desires. A severe punishment is necessary, and she knows just the right way to carry it out. She puts a mask on him, covers his body with plastic, and makes him lie down beneath the portable toilet. She then sits on the toilet and releases a warm pile of waste directly onto his helpless face. She smears the feces all over him using her hands and feet, forcing him to taste her excrement and establishing her dominance over him.