Ren is haunted by the deaths of his party members in a failed attempt to defeat the Spirit Tortoise, and doesn't want to believe that he might be responsible for what happened.  Myne seems ready to take his side and support him, but...
I'm going to be the strongest...
...سأكون الأقوى
Ich will der Stärkste sein …
u-und die Welt …
Cuando sea el más fuerte, yo… El mundo…
Cuando sea el más fuerte, yo… El mundo…
Je vais devenir le plus puissant…
Io... diventerò il più forte e...
Eu serei o mais forte...
Когда я… стану сильнейшим…