Holy cow, the ending gave me goosebumps!
The story is awesome, the gameplay is functional, the graphics are ok and the sound is really atmospheric. This was an amazing experience. Congratulations!
Obs.: I don't know what was the "even meaning of life" of the first (or second) puzzle. I was going through the even numbers (I thought it was the number of chromosomes in our DNA, 46, I guess?) and I luckily get it right.