Aidera

After the apocalypse in which black dust covered the whole world, covering the sky and covering the earth, killing the fauna and flora, intelligent beings took refuge in the dome cities. Several hundred years after the catastrophe, siblings, Fi and Feli, started their adventure in one of the cities. Through their carelessness and thirst for adventure, they were drawn into a darker part of the world. Gradually discovering the truth and learning the history, they will fight those who control the world.

From author:
I'm not from an English-speaking country and I don't know English very well, so I'm just saying that there may be mistakes!