The official Bravely Second website shares a little more on Agnes and about a new city in the game.
Bravely Default VS Bravely Default 2: Which Is Better?
Bravely Second Details A New City And What Happened To Agnes
Sagitta Forest - Chapter 3: Up, Up and Away - Walkthrough (Part 1), Bravely Second: End Layer
Bravely Second: End Layer and Destiny share one thing in common
Bravely Second Review - A Grind Of A Different Color - Game Informer
Agnès Oblige, Bravely Default Wiki
Bravely Second The SuperHeroHype Forums
Additional details on Bravely Second straight from Square Enix – Destructoid
Bravely Second (Video Game) - TV Tropes
Bravely Second Details A New City And What Happened To Agnes
Tiz Arrior - Characters - Introduction, Bravely Second: End Layer