The battle with Kai reveals secrets that the Nagatsukis would rather leave unknown.
I know not of what you speak!
!لا أفهم شيئاً ممّا تقولينه
Ich weiß nicht, wovon du redest!
Leb denn wohl!
Foutaises ! Inepties !
Non so di cosa tu stia parlando!
Não sei do que está falando.
И слышать не хочу!