Escape Quest Level 4 Walkthrough:
Put the lightbulb on the lamp on the desk to see the clue: 2173
Look behind the painting on the right wall.
Use the code 2173 to open the safe. Take the yellow key and the knife.
Use the knife to cut the X on the shark.
Take the red key.
Use the keys to open the different colored locks to get the door key.
Proceed to the next Escape Quest level!
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