A man suffers a sudden relapse of Yang poison, triggering urgent concern. Meanwhile, another character reveals that a woman with a distinctive birthmark is the world's only pure Yin body, implying her unique significance. The man regains consciousness, and the person attending to him cautiously asks if he feels unwell and offers to help by removing his clothes, signaling escalating care and possible treatment. The episode ends with this tense moment unresolved, as the true connection between the poison and the pure Yin woman remains unclear.