At the same time, another figure of Xtia emerges in the darkness of the night. Fuyuka Sugawara, who attends the same school as Haruno Aikawa, has transformed into Xtia Luna, who is also fighting monsters for the Gilts Seed. What is the reason why "Fuyuka Sugawara", who is usually a person of few words and not so conspicuous, transforms into "Xtia Luna" and fights...

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Fuyuka Sugawara / Xtia Luna Main heroine of "Concerto 2."

A mysterious girl who is always alone. She appears to be a cool type, and does not talk much. I have a sister and I love her more than anything or anyone else. I don't have much confidence in myself. She has transformed into Xtia Luna and is fighting to retrieve the Gilts seed on a different line of work than Haruno.