Door Mastermind is an easy, simple, fun, game to play.
Tap on one door to open it.
The goal of this game is to reach floor 100 of the building.
Behind each door you will find different scenario: Stairs that go up to the next floor or down to the previous floor and many more surprise.
You never know what is behind a close door, so let find out.
If you drop to the bottom floor, try to remember which doors you took.
Good luck.