[Apocalypse + Evolution + Zombies + Mecha + No System]
The things that cause the end of the world are natural disasters, man-made disasters, and virus-infected monsters.
Human civilization has once again demonstrated unimaginable vitality in the face of cruel disasters.
Hei Hu ends up wandering outside major shelters, relying on a broken fishing boat he got by accident, building his own mechanical civilization step by step.
…
There is no savior, each of us is our own savior.
