
Shadow Fog destroyed civilization. Rhea Vance activates 'The Ember of Civilization Core' in Bluestone Station, transforms it into 'Hope Station.' Rescues Lucian Shaw, a Test Subject by Merrick Zane. Merrick Zane uses 'Genesis Machine' to sacrifice humanity, using Rhea's mother as leverage. Rhea confronts Merrick at D3 Hub Station. Sacrifices body to merge with Core, dispelling Shadow Fog. Lucian rescues her, she regains body. Shadow Fog dissipates, beginning civilization's rebuilding.