Post-Apocalyptic Apocalypse

It was year 0, the mark of mankind, called Judgement Day, but it was not the coming of God’s wrath to execute those who sinned, but the mindless and deadly massacre of all humans. I do not own the cover picture, credit goes to the owner of this link : http://resizer.shared.arcpublishing.com/M6OMYHShQ7aRvq8ylktXqPDL82o=/arc-anglerfish-arc2-prod-bonnier/public/X7MZHWPDGJAPP7QZ3ZPHG5JMVE.jpg