As Aoba is bitten by Ren, Ren's memories flow into him. Aoba feels Ren inside of him, and uses Scrap on himself... finding a very battered Ren. Ren then tells Aoba that he is a force that was created to stop Aoba if he ever got out of control, and...
I can't stay with you any longer.
لا يمكنني البقاء معك بعد الآن
Ich kann nicht länger bei dir bleiben.
Ya no puedo quedarme contigo.
Ya no puedo quedarme contigo.
Je ne peux plus rester à tes côtés.
Não posso ficar 
muito mais tempo com você.