Certain Borders (Unfinished)

CONTROLS: 

In map:

• LEFT & RIGHT: move around
• UP & DOWN: doors
• SPACEBAR: Start puzzle

In puzzle:

• LEFT, RIGHT, UP, DOWN: move around perimeter
• SPACEBAR: press and keep pressing to enter square

I like this puzzle mechanic since a long time (remember this porn game where you undressed japanese girls?), and I wanted to code it. I don't have any actual ideas to make it into a game now, so here it is.

All graphics made by me, except the puzzle monsters:

Contains Guardian Monsters Artwork by Georg Eckert / limbusdev