[Satan designs and crafts all his Reapers' clothes himself! We love to see a boss help employees develop their own personal styles.]

Mm. Well, it's real where I'm from. When bad people die, that's where their souls go: to hell. Then the guy in charge of sins judges how bad they were and sentences them to some kind of eternal suffering forever.

I'm a Reaper. I work for him. I look for bad people in the living world, I kill them, and I send them to hell to be judged.

[This doesn't explain what Brook is, but it's useful context all the same. He watches Onni surreptitiously through his bangs, trying to gauge his reaction.]