Make Yourself Useful Shorty

Castille will indeed trust what's left of Eddie's papers to the gnome.

"As long as you're coming with us sir, I was wondering if you might know a bit about something called a 'retention vat?'" Pulling the scraps out of his pack, Castille hands Mr. Manygather what he's found. "I think I know where this 'vat' is, but we'll have to get back to the sewers to check it out. I hope you don't mind getting wet."