Artyom Tikhonov inherited a house where his mother died under strange circumstances twelve years earlier. The house is in terrible condition, with dirt and neglect everywhere. Artyom has no intention of living there. He wants to renovate it and sell it. But as soon as he starts the work, terrifying and inexplicable things begin to happen, resembling a poltergeist. To avoid going mad with fear, Artyom invites friends to stay over. The young people accept the invitation, and very soon the whole company is plunged into a nightmare. Then it becomes clear: someone alien is living in the house…