Jiang Luo, a social worker, was renting a house in an old campus. Suddenly, in the middle of the night, the sound of renovations was heard upstairs. Jiang Luo immediately sanctioned this uncivilized behavior, and the decorators in the group also said to pay attention next time. But the sound was still there the next day. Angry Jiang Luo wanted to go upstairs to ask for an explanation, but was told that the people upstairs had been killed long ago...
Concept: Suspense, thriller, twist, trinity