影片讲述了一天之中阴气最重的时辰凌晨两点半，正是人类阳气最弱的时刻，为阴阳交汇的时刻，此时，是医院病人死亡率最高的时间点，也最容易在此时撞鬼。凌晨两点半，古墓中万鬼爆出,五灵血咒开启，常有孤魂野鬼到处游荡。凌晨两点半夏雨萌在夜路中捡回一个不会说话的“孩子”，但带回家的孩子很快就失踪了，夏雨萌家里开始连连出现各种诡异恐怖的怪事：家具莫名自动移动，冰箱里的食品无故消失，家里的电器不用接电却能正常工作，房间自动变换方向……为了破解家里的怪事，深夜，一个神秘的老婆婆把夏雨萌和其男朋友吴宁带到一个阴森的废旧工厂，没想到这对男女就此深陷于万劫不复的恐怖循环中，他们到底身处阴间还是阳间？捡回的“孩子”是人是鬼？他们不得不联手奋起抵抗……

One evening, a student was walking alone at his campus, she saw a girl in school uniform walking in front of her, she try to call her, the girls turned her face, and what she saw is a strange old woman's face!. Since then, all student encounter a lot of strange events that might have something to do with the campus's history. What's happening actually?