Each of the following locked placards
contains a quiz & a memo.
The memos are from the Undines to the Magnus.
Courier calls them the Undine Precept.
Interpret the precept to get
the answers to your quizzes.
In turn, you will help the Osiris Magnus solve
the final instructions of tuning
the Prime Artifacts Equation.
Combine the shared Clue image above with the hints provided in each placard, and you will find the key for entrance. (Hover over each placard for the keys)
Decrypt the 2nd string in each placard to acquire the associated Back Pattern if you don't have it already.