Escap to Koujou

Walkthrough
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-get the 1st document on the desk.
-get the stapler behind the device on the desk.
-get the 2nd document under the wheeled cage. 
-there is a long shelf in the room.
-get the socket of the ratchet under the cover of the spray.
-get the staple in the cabinet.
-there is a writing "red-green-blue-yellow" on one of the 
 devices in the room.
-put the staple in the stapler.
-there are some colors on the boxes.
-remember the colors we have and get the code:4915
-go to the forklift amd enter 4915 and get a ratchet.
-combine the socket with the ratchet.
-go to the cabinet screen and click left.
-click on the gray things with the ratchet and get the 3rd document.
-click on the documents and use stapler on them.
-there is "90 degrees" behind the documents.
-go to the colored boxes again and imagine to turn them 90 degrees.
-so the new code is:8375
-go to the forklift again and enter 8375.
-get the key.
-use the key on the red box on the shelf and get a time card.
-go to the desk and click on the device with the time card.
-see 8236 on the card.
-go to the door and click the yellow place right side of the door.
-put the card on the 8236 part.
-then click on the machine at the right side.
-the door will open.