The Graia dynasty of riders, known in the equestrian world as "ElitePain" for their relentless pursuit of perfection, has faded since Lena’s grandmother’s era. Lena, once a prodigy, nearly abandoned the sport after a crushing injury at 17 left her doubting her bond with Aetherus. Now, with a final chance to qualify for the Grand Prix, she faces not only her rivals but the shadows of her past.