Flying Wings

[Apocalyptic Wasteland+Superpower+Group Image+Technology] Thirty years ago, residual energy suddenly appeared and spread wantonly. The entire earth's ecology was changed by this terrible energy. People struggled in this already mutated world. The past civilization was eroded and prosperous cities were reduced to ruins. Humanity built the large spaceship 'Mobius' to leave the last fire for mankind, hoping to return to the ground one day.