As far as I know, Sorrow is the one who knows more about the Door these days. The guide is probably out of date. But the truth is they know almost nothing about how to work the thing. So they're not bringing people out of kindness. They simply want to feed themselves.

[And that much is true. She shrugs, unimpressed with the whole thing. Her patience has always been short and it ran out long ago.]

They keep us captive but they have nothing to offer. But if we get rid of them...

[At this, her face lights up a little with a smile. Encouraging, that's the tone to strike here.]

Well, then we can learn about the Door without their interference. Use it for ourselves, to help our friends and make our ways home.