She grins at them, as if that's the best question she could imagine him asking. She nods.

"You'll be safe. This is the best place in the multiverse that you could be."

The ash begins to float off of her like a gas more than solid chunks, like steam rising off of something hot. She notices this, checks her arms, and then exhales as if preparing for something. Here we go.

"Anyway, this is it. Please stand back, for the sake of your eyebrows."

And then, abruptly, she will erupt into violent, radiantly hot flame that consumes her body all at once, swirling into the air like the after effects of a bomb. You will get singed if you stay too close. It burns itself to death as quickly as it begins, and after less than thirty seconds, it will have settled into an enormous mound of ashes and soot.

There is a bump in the middle, as if something is buried within.