The death rate of terminally ill patients has mysteriously increased, leaving an indelible mark of doubt in Pol. Capt. Waston’s mind when his mother who just passed away from this world could be one of that number. He finds a way to get close to Dr. Kan, who cares for his mother in her final stage, to find out the truth. But, the more Waston deepen the mystery of this incident, the more Dr. Kan comes to play a role in his heart.