The girl has been chained all her life, without knowing the world or herself...

A white-haired girl who has been imprisoned in the jail of the stone jail.
She looks about thirteen years old and somewhat has a bit of remaining atmosphere of being child.
Her eyes are stern and tones of voice that occasionally comes from her reveal cold rage and sadness.
Under the instructions of three old men called "Three Magi", she has been kept isolated in the jail from very young age,
and brought up.
Its reason and what she is, she does not know.

One stormy night, the girl attacked by Imperial Dragonmare unit was saved by a large-winged dragon.
"You... why did you save me ?"
Escaping from severe pursuit from Imperial Army, the girl and dragon continue their journey as they are guided by wings.
The world full of wonders and mysteries that appears one after another, the new enemy, company and enigma...
Soon each of the two encounters the engraved fate.B

And what waits for them at the end of the journey ... !?
@