Cobra has hidden something in the elevator.
I am in the elevator
I did that
How to remove the panel?
How do I pry the panel open?
The elevator goes to special mode
A fingerprint reader in the elevator!
I have Cobra's fingerprint
You have to visit outside ( 1st floor, go out and around the corner. )
and listen to Cobra, first.
1st floor, go out and around the corner.
Then you can interact with the suspicious panel.
Use a tool. The best tool in the world.
Use the trowel on the suspicious panel.
Just open the revealed secret door. You need a flat-head screwdriver.
Exciting. Click on the fingerprint. Now you just need to get Cobra's fingerprints.
Remove the suspicious panel and show Cobra's fingerprint to the reader. You can now enter the secret room.