Kei doesn’t have to think twice: he will help Olson, even if it means fighting against the Emaan. However, the two friends come to blows once Olson reveals his motivations.
We can't trouble these
people any longer.
Wir dürfen diesen Menschen
nicht länger zur Last fallen.
No podemos ser una carga.
No podemos ser una carga.
On ne peut pas
les importuner davantage.
Não podemos causar
mais problemas a vocês.
Нам нельзя и дальше 
подвергать Фанси угрозе.