Wondering how to solve the puzzle in the Chairman’s Office in RE Requiem? To get the moon quartz for the main door, you need to navigate to the Chairman’s Office and solve the puzzle on the large device in the corner of the room. Here’s how to do it. It’s worth noting, this guide contains minor spoilers. The Chairman’s Office is found in the West Wing in the clinic in Resident Evil Requiem, and you’ll pick up two important items in this room: a ruby to get access to the East Wing keycard and one of the three quartzes you need to unlock the main door and escape the hospital.

 Here’s how to unlock the device in the Chairman’s office and get access to the moon quartz and kick off Grace’s attempt to escape the clinic.  PCGamesN