In a grass field in the countryside, a young boy wakes, with no memories of who he is, or how he got there. During all of this, The Rancorous Empire is invading the land of Ymu, a continent far below the Heavens. The Rancorous Empire, wanting to destroy the Heavens, and Ymu, will stop for nothing. Beacon, the amnesiac, has determined that he will find his memories in the Heavens, but with this Celestial War raging on, will he be able to find the truth he desires? Will he become a Beacon of Hope in this war? Or will he turn a blind eye to it all just to find his memories?