Annika

"“It... doesn’t matter anymore. Annika found me, and vere I am now is because of her. It doesn’t not matter vere I came from.” - Noah describing Annika"

Annika
Annika is the adoptive mother of Noah Black, who reportedly saved him from some sort of evil.

Pre-Story
She is mentioned to have saved Noah from some sort of problem, which is inferred to be something bad in Noah’s home country.

Chapter 1
Noah briefly mentions her to Elea Mercier, when asked about where he came from.