They have some kind of apocalypse thing back in life that they're worried about. And Crowley ain't the type to take no for an answer if he can think of something to try.

[Which is as endearing as it is frustrating, rather like it sounds. Soldat has another few bites of the casserole while Riku thinks. Then they duck their head, embarrased by and uncomfortable with the attempt at absolution.]

Riku. My heart ain't that great. You're from the same place as the kid. Sora. And Naminé. Yeah? You know Heartless? That was me. For a long, long time. Except I was the only one, I was even harder to stop, and I killed on orders, not to try and fill up any of the emptiness.