風の谷のナウシカ (コミック) 2

[DeepL Translation - needs review] The once flourishing industrial civilization had disappeared into the darkness of time, and the earth was covered by the Sea of Rot, a giant forest of fungi emitting a toxic miasma. The people of the world lived in the few remaining lands scattered around the Sea of Putrefaction, each establishing their own kingdoms.

The Valley of the Wind

It was a small kingdom with a population of only 500, barely protected from the pollution of the Sea of Putrefaction ...