As daughter of the former demon lord, Mio's foster parents were slain by powerful demons after her life. Still seeking to slay her, Basara reveals himself as a member of the hero clan--an enemy of the demons--and vows to protect Mio as a member of his family.
so Mio-sama, if you could 
kiss Basara-san's hand...
wenn du also Basara-sans Hand
küssen würdest, Mio-sama ...
así que, Mio-sama, si pudieras 
besar la mano de Basara-san...
así que, Mio-sama, si pudieras 
besar la mano de Basara-san...
donc il suffit que vous embrassiez
la main de Basara…
quindi Mio-sama,
 se baciaste la mano di Basara-san...
então Mio-sama, se puder 
beijar a mão do Basara-san...
Так что если вы поцелуете руку Басаре...