Penumbra Overture Site

You must reach the office area by using a bolt cutter to release a minecart that breaks through a wall.

Found in the tool shed; needed to release the minecart in Shaft 12. Penumbra Overture

The secret text will reveal the storage password: 1371 . You must reach the office area by using

Essential for navigating the dark tunnels of Shaft 13. Notebook: Used to record the code once you've revealed it. select the "Blank Note

Open your inventory, select the "Blank Note," and use it while standing under the UV light.

Once you have the paper, it will appear blank in your inventory until you expose it to .