At midnight in SereneCare Hospital, a nurse diligently checked on Zach, who was lying on the bed, unconscious. Unexpectedly, she noticed the machine monitoring his heart rate decline gradually. She then immediately pressed the emergency call button.

The on-duty doctor rushed over, asking, "What happened? What's the current condition of the patient?"

The nurse anxiously explained, "His wound still hasn't healed even after a long time. I was just about to administer medication to him when I noti