The scene where we find out that everyone is an orphan.
Refia: I am thankful to Father for taking care of an orphan like me for all these years, but...this is something I have to do.
Luneth: Wait...you're an orphan, too?
Refia: "Too"? You mean—
Arc: I'm one, too!
Ingus: Wait a minute...I, too, have no parents...