Listen to the mercenaries.

Summary Their constant bickering was beginning to get on my nerves.
But now that they've disappeared, I must admit I'm starting to worry.
Don't worry, they're probably fine.
They said the words "Stronghold of Salvation" was written there.
Is that so? "Stronghold of Sinners" was what I heard.
I reckon there's a chance they might never return, you know.

Quest Text We must come up with a plan.
It's foolish to simply waste time here.