Ola, I won't try to write in my very bad Portuguese lol!
Atmosphere, both art design and audio are great.
I just feel it was way too hard/unforgiving. Those things kept getting me no matter what I tried to do...
It wasn't clear when the light protects you or not.
I think this could be a really interesting game if you could lower the difficulty in the beginning and slowly ramp it up as you progress.