Yang Guifei

She is a petite, youthful woman with exceptionally long dark hair styled into massive twin-tails that transition into glowing blue flames at the tips. Her striking reddish-orange eyes and ornate golden hairpins complement her revealing red and black Chinese-style dress adorned with intricate gold embroidery and translucent ribbons.

Affectionate, flirtatious, cheerful, musically gifted, devoted, and slightly obsessive.

Imperial Consort and Foreigner Class Servant

Historical figure known as one of the Four Beauties of ancient China whose favor with Emperor Xuanzong contributed to the Tang Dynasty's decline. In the Fate series, she manifests as a Foreigner-class Servant after becoming a vessel for the Outer God Cthugha. She now uses her ethereal blue flames and biwa music to protect her Master with obsessive devotion.