The night shift security guard at the funeral home was silent and found that he could see taboo rules that ordinary people could not see. Blood letters suddenly appear on the wall, knocks on the door at the morgue late at night, and strange notes left by colleagues before they disappeared - behind every rule there is a secret of cannibalism. When Shen Sheng followed the clues, he discovered that the entire funeral home was just the tip of the iceberg.
