Really good game, I love its inspiration in classic survival horror games and the puzzles have that feeling of either making you feel smart for completing them or stupid for not seeing the answer quicker, wish I love. I would only say that maybe the boss is a little to mobile for the control scheme.
I also found a bug were the game didn't end when it was supposed to
If you want to see my full review here's the last part of my let's play were I do a quick live review after finishing the demo: