Emilia is here, but under the name "Emi", and she's searching for her older brother, who she was separated from. She's also very obviously younger than in the main game--Blaze Union could be up to four or five years before Yggdra Union.
The twins are also up. But they're now voiced by Nakahara Mai. U-uh, what? D:
Er, younger = voices will change later, I get it, but... wat
Awwwww, Nessiah :'D
Emi: "Hey, Captain-oniichan. Is it okay if I come with?" (CV: Nonaka Ai)
A girl searching for the brother she was separated from. After hearing a certain person's prophecy that "If you join that army, you can meet your brother", she joins Gram Blaze.