You are Yusada, new head of the Noble House of Yakatsune. The civil war in the Dragon Empire has recently ended. Your House is one of the few houses that supported the emperor. Even your brother supported the rebels. You are a beautiful girl, but everyone knows that your martial prowess is on par with the emperor

Servant runs into your room Mistress Yakatsune! The trial of your brother and other rebels will soon begin! The emperor wants a war heroine to be present at the trial!