I want to be with you always.
Explanation:
As children, Hiro and Iota escaped from the base where all the other children were.
โ Why are you staring at me again?
โ I'm trying to give you name.
โ Name?
โ I'm good in giving names.
โ A... Well, I feel enough with Zero Two.
โ You really like that everybody calls you by your number?
โ We will be part of statistics when we die. No matter what names we had.