Haruki collapses after saying goodbye to Kasuza, and Setsuna, who he betrayed, comes to take care of him.  Haruki is too overcome with guilt to move, and Setsuna tries to pretend she knows nothing as she struggles with guilt of her own.
...the last time we'll ever talk.
das letzte Mal, 
dass wir miteinander reden werden.
la última vez que hablaremos.
será la última vez 
que hablaremos.
c’est notre dernière conversation.
é a última vez que vamos nos falar.