Golden delmo rie is from agent akia (scene 1) She was ordered to study Aika Sumeragi to learn and adapt to her fighting style. Rie managed to trick Aika into taking a pilot adaptability physical examination. During which she took the chance to gather all sorts of data. Soon after her cover was blown by Rion Aida and her allegiance to the Delmo Corps was revealed. Rather than escaping Rie taunted Aika. She then proceeded to send Black Delmo against Aika, all the while taping the entire scuffle. Later she herself engaged Aika. She first seemed to gain the upper hand through a combination of acrobatics, gymnast-like athleticism, and her study of Aika's fighting style. Still, Aika managed to surprise Rie by grabbing her hair and pulling her into a chokehold.