During the final event of the Grand Magic Games, Gray is tasked with beating Rufus, which is the key to Sabertooth's fall. But it seems to be a one-sided battle as Rufus uses his Memory Magic to make new magic, as well as causing Gray to forget his own!
If we split up, I'm sure 
we'll find a clue to an exit.
إذا انفصلنا، واثقةٌ من أنّنا سنجد دليلاً لمخرج ما