In the real world, Hikaru has disappeared, and everyone has forgotten he exists.  Futaba visits his insane mother, hoping to get some answers..
I'll prove you existed!
Ich beweise, dass du existiert hast!
Probaré que existes.
Probaré que existes.
Dimostrerò che tu esistevi!
Eu vou provar que você existe!
Я докажу, что ты настоящий!