Rise of the Fortress

Harper pulled up the Shelter Upgrade Panel.

The long list of requirements had finally turned into a sea of comforting, solid green.

"Lumber: 5,200 / 5,000 (Met)"

"Stone: 1,600 / 1,500 (Met)"

"Coal: 1,788 / 500 (Met)"

"Energy Core: 55 / 50 (Met)"

"Precision Electronic Components: 145 / 100 (Met)"

"Prosperity: 1,070 / 1,000 (Met)"

"Upgrade Shelter! Lv. 5!" Harper decided.

"System: All conditions met