Her description of greek society was pretty exaggerated and it's not like China was any better.
Also I call bullshit on the 'flamethrower from the sidelines', that fire CLEARLY came from the dragon.
It's so obvious Diabel is also fake edgy. The entire twist that he became a demon for her sake and that's why he gave his everything to someone else who's obviously also gonna be a demon is WAY too obvious.