Story :  Dylan is a former hero and one of the Eight Martial Lords of the war against the demons.
30 years have passed since the war ended, and martial arts is now a dying craft due to the widespread use of magic items called "Arks." Unable to use magic artifacts, Dylan was looked down upon and demoted.
Now 45 years old, Dylan lives with his adopted daughter Yuria who possesses "special" talent.
They move from the countryside to the imperial capital, where he becomes a guard while Yuria is sent off to a magic academy...

Together, the rustic father and powerful martial lord Dylan and his loving, prodigious daughter, bring light to the darkness of the capital!