You are in a blind maze!
You find yourself in a labirynth.Absolute dark.
Full darkness. You can to feel the way through the process and remember the moves.
Or write moves on a sheet of paper and make this way scheme of labyrinth. This is a game anyway.

Labyrinth has rules. It consisys of straight lines. All labyrint - it is pack of vertical and horizontal lines. Game screen width - 40 steps, height - 23.

It is a key in labyrinth. First you need to find it.
Than find exit. Without key exit will be not activated.

As it happens in old games, many things is up to players imagination.
Reasons why player is in labyrinth and how it looks.