Wow! This game is really good. Well, i Playing to first save point in game. But I certainly did not discover everything.
So enjoy the game and discover, explore. Good luck!

playlist with all parts:

https://www.youtube.com/playlist?list=PLw2qpb1qeOCcRVqfkhRqbUDoZ-8tXVMyz

Download game:

http://albdifferent.com/downloads/

YTB channel:   https://www.youtube.com/channel/UCdHHNyZd6ySlKL3oLbc7h_A

my Laptop configuration:

intel i7 skylake 6600Mq 2.6HGz
16GB ddr4 ram
Nvidia Geforce GTX 950m 4GB
250GB ssd samsung evo