Basara suffers a deep wound in the battle against the white-masked man after Mio's power.
Mio regrets getting Basara involved, and challenges the white-masked man to battle on her own. Meanwhile, in order to protect Mio, Basara resolves to use the "forbbiden art" he sealed away after the events of his past. What was the tragedy that visited the hero village and Basara?
I told them we both came 
down with a summer cold.
Ich hab behauptet, dass uns beide
'ne Sommergrippe erwischt hat.
Dije que nos dio gripe de verano.
Dije que tuvimos gripe.
L’école croit
qu’on a tous les deux eu un rhume.
Ho detto loro che avevamo l'influenza.
Eu falei para eles que nós 
dois pegamos um resfriado.
Сказала, что мы оба простудились.