Sei Rhuka

Sei is a character in "The Crown and the Flame". She's got her first appearance in book 1, chapter 11.

Look
She has black hair and brown eyes. She wears a grey and brown robe with fox fur. She has fire sysmbols on either sides of her face.

Anu Rukha
Anu is Sei's grandfather. He affectionately calls her "little Sei-Sei". Even though Sei has got problems to show it, it's clear that her grandfather is very important to her. She even lost her will to live when she thought that Hex hadcaptured him.