User blog comment:Seieireppa/God Eater:Universitas, chapter 23: ∑/@comment-1419424-20150630014718/@comment-26113680-20150630051948

In that regard my guess was also Sigma, but never mind that...

What Idenn pulled off was well...

If she would have been an antagonist, something a final boss says usually

But since she is the protagonist, righteous? But still evil.