Hattori tells Rei about something that happened in his past that ties in with the Anonymous Case and in return, he wants her to try to get Makoto to talk.
I'll start from the beginning.
Ich werde dir alles erzählen.
Contaré desde el principio.
Je vais tout te dire.
मैं शुरुआत से बताता हूँ।
Vou lhe contar desde o começo.