In order to raise money for her seriously ill brother, Helanlan took a strange and high-paying job - guarding the Renai Hospital that was abandoned due to a fire ten years ago. The employer's requirements are outrageous: "Lock the inpatient department before 12 midnight. You must not step into the pediatric department on the third floor. No matter what you hear, you are not allowed to open the door." On the first night of work, supernatural events followed one after another. The lights flashed in the corridor, the phone rang at the nurse's station at midnight, and the caller ID always read "302". When she was about to lock the door, there was a shrill cry of a child from the third floor, and a woman in white was waving to her strangely by the window of ward 302. Helanlan discovered in horror that a slender... Child's hair was stuck in the door lock. As a dusty medical record is opened, a crime that has been covered by fire for ten years is about to burn the city again. On the radio, the woman's voice sounded faintly: "The popularity back then was not an accident..."