Sun Jingxuan received a strange express delivery from his late girlfriend Zhou Xinqing. Inside was a bloody note saying "You will die within seven days" and a live broadcast mobile phone that cannot be turned off. When he was forced to watch the live broadcast, he discovered that what was on the screen was what happened to Zhou Xinqing in the last seven days of his life, and every terrifying death notice happened to him simultaneously. He must break the death curse, find the truth about Zhou Xinqing's death before the live broadcast countdown reaches zero, and join forces with the "her" who has been watching him in the darkness to fight against the terrifying existence from another dimension.
