Several generations of humans have appeared on the earth:
The first generation of humans was a generation of giants, destroyed by hunger
The second generation of humanity was destroyed by fire.
The third generation of humans are ape-men, destroyed by cannibalism - "Vatican City State Codex"
In 2057, a large number of experimental products of the "Nirvana Project" that had been secretly carried out for decades mutated and escaped from the laboratory.
Cities were reduced to scorched earth, roads collapsed, and satellite communications were interrupted. Human beings have escaped from the scythe of death time and time again, building fortresses, expanding territory, and establishing defense lines.
The people in the fortress lived ordinary lives, while the people on the border fought desperately.
"We are not fighting for ourselves, we are carrying the future of mankind with us."
Silent and disagreeable, frontal attack × ruthless tactics, strange experience
Gene mutation, zombie mutation in the apocalyptic wasteland
Mission: Human beings are not afraid of life and death for the future