Lost at Sea | Main Case | Complete Walkthrough | The Sinking City 2019
LOST AT SEA - WALKTHROUGH
June 28 2019
Exit Grimhaven Bay.
There is a cutscene and you wake up in your hotel room.
1 | Expedition's Headquarters
Go to the Expeditions Headquarters at northern Coverside, crossroad Asher Rd/Hubert Ave.
Collect all the Evidence at the Expedition Headquarters
Then, head over to The Oakmont Chronicle (Newspaper Symbol on the map)
2 | The Oakmont Chronicle Archives
Go to the Archives Desk
In the Archives Research Window, select "Burned newspaper" at the left.
Then Select 3 Search Criteria:
Period: After the Flood
Section: Advertisements
District: Grimhaven Bay
Evidence Found:
- Ship Freight Advertisement
You'll find a person's name and address:
Captain Jeremiah Sanders
Pier 3, Oakmont Port, Grimhaven Bay
This is the next stop:
Pier N3
When you arrive at the pier, you hear a man yelling and ask for help.
Kill the sea creatures and talk to him again.
New Evidence:
- Sanders has fled (Mind Palace)
Then go to Pier N3 to collect the Evidence.
After you picked up all the evidence there, you know that you have to head to the Hospital:
4 - Hospital
At the Hospital, talk to the front desk doctor.
If you want to, you can pick up the "Field Research" Side Case from him.
Then, go over to the Diving Suit Factory:

5 - Diving Suit Factory
At the Hospital, talk to the front desk doctor.
If you want to, you can pick up the "Field Research" Side Case from him.
Go over to the Diving Suit Factory and pick up the Diving Suit.
Now take the boat and go to the "Divil's Teeth" at the south of the map.
To go there, get on the boat that is parked next to the ship you investigated earlier.
6 - Devil's Teeth
You arrive at Devil's Teeth.
Go over to the handle and use it to dive

Follow the glowing Chemical Lamps into the glowing light.
Don't hesitate to jump down at some point. Just look around to see the lamps.
You'll enter a cave.
Take a look at the crazy scientist.
You'll collect Evidence:
- Madness emanates from the Scientists (Mind Palace)
Follow the lights inside until you get to the body with the camera picture.
Take a picture of the body.

Collected Evidence:
- Innsmouther Attacker
Go over to the red haired guy next to the fish statue and talk to him.
Collected Evidence:
- Mad scientists (Mind Palace)
Go to the Mind Palace and connect:
Mad scientists <-> Madness emanates from the scientists
Vision
Enter "Mind's Eye" and look at the Fish Statue next to the red haired man.

Hold X (PS4) to see the vision
The Rift will open and you can enter it.

There are 3 glowing blobs in the area.
Go to them to reveal their story.
Then number them in the following order:

Collected Evidence:
- The Innsmouthers' Attack
- The Underwater Artifact (Mind Palace)
Open the Mind Palace and combine:
The Underwater Artifact <-> Burned Documents
Alberts Saviours <-> Mad Scientists
Now you have "Madness on the Titania" and "The Titania Incident".
Combine to:
Albert was the source of this madness
Combine all of them to:
Save the survivors
Go back to surface and head over to your boat.
You'll wake up in your Hotel Room.
7 - Throgmorton Manor
Head to the Manor at Oldgrove. It's a manor symbol on the map.
Talk to Robert Throgmorton.
Case Closed.
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