Lancer Fairy

Her name is Yuuki Rio

Personality
Rio is a polite and smart girl, opposite of her friend, Miu.

History
In this alternate reality world of Taimanin Asagi ~Battle Arena~, Miu and Rio also appears as Fairy Knights. They try to fight against the Protagonist, Fuuma Kotarou, but will got captured and brainwashed by him, and becomes his pawn to fight against the Protagonist's enemies.