User blog comment:DeathGodPrayer/Talk About What You Want!/@comment-221.193.212.98-20140131072136/@comment-1359322-20140202105206

Who knows, we still haven't seen any of the members from Hexennacht aside from Shien's name in Volume 14 and the hint that she's the possessor of the Incinerate Anthem in Volume 16.

But then again, it's not like she or her group has any choice, they can't possibly beat the entire Khaos Brigade. So they have no choice but to obey and cooperate with them.