Circle Of Friends Locked Red Door Guide In Crime Scene Cleaner Act 2

First-time Garage access: go around the building and destroy the planks blocking the gap.

From the Town Square, enter the Garage, go up the stairs, look left and climb out a window.

Kovalsky lands on a small roof—use the ledge to walk toward a hidden corner behind it.

Carefully hop over the blue railing and climb it again to reach the hidden corner; confirm the map updates to Employee Quarters.

Look down at the unfinished bird's nest to grab the Hidden Memories Key, then climb back into the Garage and proceed to the door that leads to the Corridor; at Holden's Mansion the left stairs lead to the 'First Floor' and an arch near the coffin office goes to an even higher floor.