The completed tunnel beneath the isolated church chamber marks the stairwell's exact position with a neon X.
Chris and the demolition team remove everything directly above the church stairwell chamber while Carl's group fights at FOCSA. Zhang needs only two shrink-wand charges, leaving seven plus Carl's recharge scroll.
The team paints a large neon X on the tunnel ceiling directly below the stairs. Carl, Donut, and Imani stand under it for Falling Up, trusting that the chamber will rise and shed its walls at the portal.
Three allies embracing in a dark excavation beneath a bright neon X on the ceiling.
The shelter is the prepared launch point for the trio's transition to floor nine.