Overview
In this guide i gonna show to you how to find the key for the most hard chest to open in this game
Introduction
How many times you get angry for can´t open the chest in the workshop? i gonna show to you how to open the chest.
The Key
When you get to the backyard after kill/neutralize campbell go to the workshop.
When you are at the workshop use the dark vision (if you have it) view to the shelving that is right to the wall, you gonna find a bottle, grab it and throw it to the floor, there will you find a key.
Now you can open the chest and take the plane, when you are back with piero you can upgrade your armor in the first real mission of the game.