9S can't help but smile a little at that. He knows humans can be unbelievably cruel, but the depth of their kindness also knows no bounds.

"Theoretically, yes."

As long as he's maintained, that's the problem. Rita's the only one who does his maintenance right now. But eventually, if he decided to follow her to her world, she would come to the end of her life. He's not sure he'd want to be around after that.

"I'm sure the Resistance androids have lived a lot longer than I have." He's never asked. "YoRHa like me are newer, but we're, uh. More disposable."