Fear of the Dark

In the near future, a portal to [void] will appear somewhere in the world. - Monsters crawl out of the portal and rampage. - Humans create villages around [void] to keep them safe. - Humans then use the monster's gene [red eye] to create a cyborg to thwart the monster's attack. - Twenty years later, the dormant [void] suddenly began to expand again. - The main character, Rin, needs to investigate the cause behind her and save humanity from extinction. - In the near future, a portal to [void] has opened somewhere in the world. - Monsters are crawling out of the portal and rampaging. - Humans have built [villages] around the radius of [void] to keep them safe. - Humans also used the monster's gene, the [red eye], to create cyborgs and thwart monster attacks. - And 20 years have passed. The dormant [void] suddenly started to expand again. - Our protagonist, Rin, needs to investigate the reasons behind her and save humanity from extinction.​