There is a possibility that there are some that may want to stay, and it is because of that which allows the natives might find their comfort in those people.

[Because if there are dead people like her in this world, they might not want to go back. As for Echidna herself... well.

It's Complicated™.]

I personally do not mind being on the frontlines, but if I am, it is for my own personal benefit; not theirs.