Qi Mo, an ordinary migrant worker, was pulled into a world of rules and ghost stories by the mysterious man Shen Ye at a convenience store late at night. In the first world - Ci Ai Hospital, he was forced to face supernatural scenes and had to abide by the rules in order to survive. The two witnessed patients who did not abide by the "keep quiet" rule being swallowed by shadows. They realized the seriousness of the rule and began to cooperate to find a way out. Qi Mo (suffering) × Shen Ye (attacking)