Sky Blue

2142: Pollution and climate change wiped out most of Earth's population. Ecoban city is built to withstand this. Suppression results in revolt. A childhood couple find each other as adults on opposing sides.
Civilization has been destroyed by war and pollution, but the survivors have built the last city of Ecoban. As most natural resources have been exhausted, Ecoban is powered by pollution. The citizens of Ecoban need to continue creating this pollution leading them into conflict with the inhabitants of Marr while one man just wants to clear away the clouds and see the sky.