sitonai (third ascension) (fate)

Sitonai in her Third Ascension outfit from Fate/Grand Order. Her eyes turn blue, her hair gains a blue tint, and she wears a blue hat with diamond patterns, white-and-blue Ainu clothes, a white cape with fur trim, black pantyhose, white thighhighs, and blue shoes.

This tag implicates sitonai_(fate) (learn more).