"Better two than none," 2B replies. When humans supposedly fled to the moon, 2B was yet to be a prototype. Until Trench, she's never seen one. The Machine War was devastating in dwindling the human population, and it doesn't make this one any lesser.

But, two. Two was where they were. Whether they could have done better or not, their best at the moment had been two.

It's not long until they are no longer running through the lines of the pages in a book. They're where they started, with the open spine of it in 2B's hands. She quickly shuts them when her sensors have tested their reality. She doesn't say a word yet, not beyond a soft, murmured "Two".