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.
Well, if you personally prefer 
to tease her bit-by-bit,
Nun, wenn du bevorzugst,
sie ein wenig zu ärgern,
Bueno, si prefieres juguetear un poco, 
eso también debería funcionar.
Bueno, si prefieres juguetear un poco, 
eso también debería funcionar.
Enfin, si tu préfères
l’exciter lentement, ça ne me gêne pas.
Beh, se preferisci spogliarla poco a poco,
Bem, se você prefere 
estimulá-la de pouco a pouco,
Ну, если ты предпочитаешь «медленно, но верно», 
я не возражаю.