A decade ago, the Erebonian Empire's brutal invasion nearly destroyed Liberl, saved only by Cassius Bright's heroic defense. Now, with the threat looming once more, Liberl relies on the Bracer's Guild and their mystical skills to protect their land. Estelle Bright, daughter of Cassius, and her brother Joshua, set to follow in their father's footsteps, find themselves embroiled in a dangerous quest when their father disappears. Determined and untested, they embark on a daring mission to rescue him, unaware of the peril awaiting them.