Rihito decides to receive the operation to turn him into an Ace. This is the decisive moment in history that the time travelers wanted to change, but knowing what they know now, they cannot agree on what is best for everyone.
What a waste. But orders are orders.
Wäre schade sie zu töten, aber Befehl
Qué desperdicio,
C’est bête de les tuer,
mais ce sont les ordres.
Que desperdício.
Mas ordens são ordens.