This game (W.T.) is a first-person 3D escape game, an adventure game.
The stage is a mansion with walls, floors, and ceilings all without color. If you are left behind in this mansion, you need to search for an exit.
However, there are many tricks (=puzzles) in this labyrinth, and you cannot reach the exit unless you solve them.


Explore the room from a first-person perspective and solve the presented puzzles to reach the exit.
You can advance the story by solving the puzzles set up in the mansion.
There are a wide variety of puzzles presented, and the solution method and answer differ depending on the puzzle.


You start the game from a room with one door.
Open the door and you should find a winding corridor and a puzzles.
You have to solve the puzzle. Because if you don't do that, even if you go ahead, you will come back to the original position.
You solve one puzzle and proceed down the corridor, but you are presented with a set of puzzles beyond that...