Download size

How many GB is Unknown?

0.29 GB

That is less than the typical Strategy game, which needs about 3 GB.

Leave at least 6 GB free: games need headroom to unpack updates.

The figure is the storage Steam lists as required for this game, not a measured download.

Darkness. Nothing. There’s no memory of what has become. All you have is a flashlight to navigate the horrors ahead of you. Use your wits to solve the puzzles and escape the levels of the dreaded facility. You don’t seem to be alone though…