There are many supernatural legends circulating in a certain school, especially dormitory 413. It is said that this dormitory is connected to hell.
Six young and beautiful girls, Ran Xiaoxia, Tao Meng, Cheng Fei, Xu Yan, Xue Xue and Han Yuxi, moved into the 413 dormitory one by one. A series of strange things happened one after another. The sound of running water in the toilet in the middle of the night; the sound of two breathing people on the opposite bed; the figure behind the mirror; and the life-threatening phone call. These strange things made them physically and mentally exhausted...