And whatever devastated the plant life here also affected humanity, to the point that whatever is left is gathered here in this city.

Humans aren't the only individuals capable of destruction. If you listened to what the people here told you, you would have known that already.

[...a little bit of Izanagi sneaking in there? Maybe; but he's a bit irate at her after that... complete disregard of human life.]

[Seriously, Viridi, he'd got a creation god on his head. Do you really want to keep going with this?]