by Eng Mystery Mail or other creators.
: The key letter for this specific cipher disk is "B" .
[Analyze Physical Mail] ➔ [Decrypt Hidden Codes] ➔ [Cross-Reference Digital Clues] ➔ [Submit Solution] 1. Document Analysis
Archival "evidence" that reveals a timeline of events the studio tried to bury.
: Use the cipher disk provided in your mission kit.