When Carla vanished inside an abandoned, off-the-grid research facility, every single lead in the investigation pointed to one specific, undocumented location: Room 0. You are Billy, a private detective tasked with finding her. To uncover the truth behind her disappearance, you must infiltrate the concrete depths of the facility, search for clues, and piece together what happened by reviewing the cryptic VHS tapes left behind. But you are not alone in the dark. A relentless entity roams the corridors, and as you edge closer to locating Room 0, avoiding it becomes your only chance of making it out alive.