Ash decides to cooperate with Xiao in order to thwart Luther's ambitions. After Ash is shown remnants of Luther's experiments, Xiao tells him about Luther's goals and explains how Xion is the key.
Don't think about it.
Just behave like you always have.
Du darfst es dir nicht anmerken lassen.
Verhalte dich so wie bisher.
No pienses en ello.
Actúa como lo has hecho siempre.
N’y pense pas.