109 Chapters (Completed)
They were born because of humans and once stood as friends.
When an unknown disaster struck, some chose to walk away.
After the massacre between humans and bio-forms, the remaining humans secluded themselves, establishing strongholds and struggling to survive in a ravaged world.
As people began to disappear from what were supposed to be safe and pure human settlements, the gears of fate started to turn, and the once unbearable past seemed to be repeating itself.