Agent Alexander Connor was sent to investigate a house. A woman named Sandra had repeatedly called 911 of the house. For Agent Connor, the matter became more complicated than expected, because he found that he had to rescue a police officer who arrived at home 24 hours ago. Soon, Agent Connor will discover a terrible secret; Sandra is one of the donors of LUMEN CORPORATION and has used her house for the company; A house has been converted into a research laboratory for brutal experiments on humans.