Bring Devrim's signal booster up through the mines to Hawthorne.
Ride the elevator to the top of the mines to meet Hawthorne.
- Head out of the Church where the Mission begin to the North.
- Be careful of the Dregs, Vandals, and a Captain at the entrance of the tunnel.
- Go past them and into the tunnel beyond.
- Jump up the nearby ledge and go across the next room and over to the opening in the far wall.
- This will bring the Guardian to the Salt Mines.
- Go around the shipping containers and through the hole in the wall on the far side.
- Turn to the left and follow the path up and into the mine under the sign, Salzwerk.
- Approaching the doorway will have a Wretch drop from the ceiling.
- Press forward to enter into the mine itself.
- A few Dregs are on the ground level and then there are more Vandals on the walkways above the ground.
- Approaching the walkways will have more Fallen drop from the ceiling, like some Wretches.
- Clear out the fallen to continue.
- Go to the back right part of the room where you can see an elevator.
- Approach and interact with the control panel on the right-hand side.
- The elevator car will come crashing down in its shaft.