After Earth's Great Cataclysm, the last survivors of Eldermere struggle to rebuild their desolate world from within the enormous Ecospheres sheltered by the six remaining Higher Houses. Once unified under the peaceful Concordium Pact, now the alliance unravels swiftly into disorder. Political fractures shred ancient pacts forged in legend. Only cryptic prophecy promises salvation - if the warring Houses can achieve reunion before night falls eternally...