An international group of film students finds a disturbing video clip on the dark web which seems to contain poltergeist phenomena. Agreed that it's just what they need for their latest documentary project the group travels to the sanatorium shown in the video clip. Once there, they rig up their camera equipment and start to explore the possible ghost activities - until the true horror begins.电球不稳定，可(🐷)不是一件好事，特别(🌥)是在集体释放魔法的时候(hòu )，一个(gè )不小心(xīn )就会产生联合(🌲)爆炸。