Special Agent Alexander Connor is sent to investigate a house, from which a woman named Sandra has made numerous 911 calls. Things bee more plicated than expected for Agent Connor, as he finds he must also rescue a police officer who responded to the home 24 hours earlier. Soon, Agent Connor will disver a horrifying secret; that Sandra is one of LUMEN CORPORATION's donors and has devoted her house to the rporation; a house which has been turned into a research lab for atrocious experiments performed on human beings.