Long ago, the world was ravaged and buried in sand by the fearsome Kagijin in a legendary war. However, time has passed and now Chiruda Portman, a female soldier serving the Gabbia Empire, has been tasked with eliminating a particular individual.
This individual is none other than a boy named "Tsubame"!
By chance, the two cross paths but Chiruda can sense that something unusual lies within Tsubame, who has a love for literature and freedom... but what is the hidden truth he bears? Brace yourself for an awe-inspiring adventure that takes place in a mesmerizing world, as they journey on in this modern-day fantasy!