Her name spell "Grit-Rarose" (E) in her first name are just her family tradition for married person. Legacy's real mother and former Sacred knight (the highest rank in holy knight order) from The southern holy land of Thon-ar( just because grand church self-proclaimed this country as holy land). After this country wage war with Underune empire for the second time, they assault plan was failed and got pushed back. Grite has to take command the remaining soldiers to defend the capital against 15000 imperial soldiers that lead by 4th Legion and 13th Legion. After the fallen of the capital Judge give her an offer for saving her from execution and help her to finding her son, in exchange she has to take command as 1 of 4 First-commander of 13th Legion.
She is one of a few Sacred knight who got blessed to become immortal, mastery in every weapons especially in sword and holy magic. Judge had describe her as 1 of a few people who can put her to dying state or kill her in one on one fight, a bit of religion but not to the point of devoted or fanatic. She hates her husband ( they are political marriage) to the point she nearly though to kill legacy after giving birth to him because he has black hair same as her husband, but she never put her hatred to Legacy.