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Go to each of the other two coordinates, ring the doorbell the correct number of times and you’ll be able to enter where you’ll find one of the codes you need. Both have doorbells that you can ring, and the number following each respective coordinate is the number of times you ring the bell to open the door. Other codes are references to the map of Karl’s Bay and Updaam, which will take you to a locked warehouse near the Ice Treasure exhibit with its giant mammoth animal and a door next to Otto’s Fireworks shop inside the building. Yours will be slightly different for reasons we’ll explain now: You might recognize the R33 as the grid reference to the Deathloop Fristad Rock shelter, which you can see marked on the map inside. It means hackable radios you can use to distract you, so find one of these in the morning and hack it to hear a variation of the following message:
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If you listen to the audio diary, you may also discover that the commander ‘hacked the radio’ in the morning to steal other codes. Once inside, you’ll find a door with three locks on it and the initial password on a note. To get inside, head there in the afternoon when the tide goes out, and in the new sub-area you’ll be able to find just a few wooden posts and a small opening where part of the bunker structure pops out. There is a doorbell in there, but ringing it does nothing. On the beach near where you came out of the Tunnels at Fristad Rock, you can find a door behind a breakable wood. This door is one of the most difficult to open, but it is also more than worth prioritizing as you will unlock a lot of really useful information that will give you a huge advantage in the game.
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