Download size

How many GB is This World Unknown?

0.59 GB

That is less than the typical Adventure game, which needs about 5 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.

A medieval fantasy visual novel with an otome twist. Rhea works as a nurse in a village hospital and lives a peaceful life - until one of her patients contracts a mysterious illness. Go on an exciting adventure, meet a varied cast, and see if true love conquers all!