
Elias Reed recognizes the impossible third key because its teeth were cut from a pattern he swore he destroyed.
Elias can read the key's cuts, but each useful answer brings him closer to being named as the maker.
Source stage
More discoveries

Rowan Cross will let Adelaide use the third key if she names Elias as its maker before she knows what the room contains.

Rowan Cross turns the red signal into a bargain: confess to a smaller charge now, or let tomorrow's verdict become permanent.

Rowan Cross can cancel the mirror pass, but he also knows why Livia March's face still opens Ashwick doors.

Rowan Cross's authorization code sits on the rainless lockdown, and he treats that coincidence like a favor Adelaide should appreciate.