The Cinder Dominion / Chamber 87
The Obsidian Lens.
The obsidian still holds the day its frame was forged.
Route notes
The missing lens fragment
Directions assume the camera’s starting angle. The compass in the upper-right corner tracks both turns.
Play Aetherfold IIOpen the bronze frame
Follow the flags and press F at the first seal.
Recover the fragment
Hold Z to W −3, walk to the fragment and press F.
Return the fragment
Follow the aisle ahead and right. Press F at the far frame, then continue to the gate.