SCIMITAR ROOM

This room belongs to the mysterious figure in the hoodie.

If you're wondering how to open the briefcase, you'll get a clue to the code soon enough.

Turn around to see the house of cards collapsed.

Look at the cards carefully.

They look random, but after a while you may notice a pattern.

A repeating pattern.

Four number cards always appear together.

(SOLUTION FOLLOWS)

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The repeating cards are 4-9-8-3.

Select the numbers on the briefcase lock and press the button to open.

Read the journal.