It is much easier to get out of a difficult situation when there is a certain plan and you clearly see some way out. With this you are lucky in the game Gray Door Escape, because everything. What you need to do is open the gray door and you will be completely free. But to open it, you need a key, and it is hidden. You'll have to solve some classic puzzles hidden behind yellow locks, as well as brain teasers. Explore the rooms that are available to you and collect items that can be useful in Gray Door Escape to solve the main problem.