Escape From Tarkov “Hidden Layer” Quest Guide

Finding the Knossos LLC facility key is an optional objective in Hidden Layer, but you still need the key to unlock the facility door. The door is in the basement of the Health Resort’s west wing on Shoreline, and taking its transit to The Labyrinth is not required.

Requirements and objectives

Mechanic gives the quest on Shoreline. The quest listing places Needle in a Haystack before it.

• Locate a good lead related to Knossos LLC.
• Find a way inside the Knossos LLC facility.
• Optional objective: locate and obtain the Knossos LLC facility key.

Needed equipment

• Knossos LLC facility key: required to unlock the facility door. Locating and obtaining it is listed as optional, but you need the key to open the door.

How to complete Hidden Layer

1. Go to the Health Resort on Shoreline and enter the west wing.
2. Reach the west wing basement and locate the door to the Knossos LLC facility. It is also the transit to The Labyrinth.
3. Use the Knossos LLC facility key to unlock the door. You do not need to take the transit.

Rewards

• 10,000 EXP
• 1 FN SCAR-H 7.62×51 assault rifle (FDE)
• 3 FN SCAR-H 7.62×51 20-round magazines (FDE)
• 4 7.62x51mm M80 ammo packs (20 pcs each)

Escape from Tarkov

Developed by Battlestate Games

Escape from Tarkov is a hardcore and realistic online first-person action RPG/Simulator with MMO features and story-driven walkthrough.

• Genre Shooter, Role-playing (RPG), Simulator, Tactical
• Platforms PC (Microsoft Windows)
• Perspective First person
• Modes Single player, Multiplayer, Co-operative, Massively Multiplayer Online (MMO)
• Release November 15, 2025
• Publisher Battlestate Games

Steam Explore Escape from Tarkov Official Site