Instructions are in settings, select "How to play", then select "GO TO PAGE 2". If you need the controls, it's WASD to move.
I meant more... "where is the goal"
Ahhh got it. My bad. It's designed like that because it's supposed to be a maze. The maze is the same every time, but more enemies are added.
If you want the answer, I attached an image with the layout. Spoilers below!!!
Here is the maze layout.
