A pharmaceutical group is recruiting temporary workers to test the latest drugs. The salary is attractive, and some college students under financial pressure apply for the job. Who knows that after injecting the drug, some people have hallucinations and can foresee what will happen in advance. One of them even foresees that they are about to die. At the same time, a killer lurking in the building is approaching them to execute the death sentence. What's more terrifying is that the killer always knows what they are going to do next in advance. In the dilemma of the life-demanding demon inside and the overwhelming blizzard outside, can they break free from the fate of death? And who is the lurking killer? What is the motive for the murder? Is he handsome? Did he have an unfortunate childhood?