After an unpleasant encounter with Maria in the basement of the Myson Mansion, Marcelo finds Dr. Wiliam Myson in the corridors of the bunker, he asks for Marcelo's help to help the maintenance people reconnect the power to the 5th floor for the doctor to find a way to stop the virus that Dr. Robert Myson created and prevent him from leaving the bunker. Marcelo has to go to the lower floor and find 3 people he has never seen at the request of Doctor Wilian, mysteries, suspense in a frightening environment and what awaits Marcelo in this preview of the game.