She's surprised, but in the same way that she isn't. Somehow it still feels like a blow. Even expecting anything but what she wants to hear. He's further on down the line than he had been in the Apocalypse. They both were. All of them were. Well, Sam wasn't except by a degree, and Bobby with him. But that put them on the same parallel, which was probably better not thought about.

"He's not." Jo stayed on topic, at least for her words. "He's from a lot earlier than that, and--" Because it's better if she just says these things and can't be asked why she didn't, if that where they have to head. "--he's been with me. We arrived on the same day and he wasn't really in any state to be left--" Jo gave a wince, lips pressed and shrugging, watching what she knew would always catch up with her, do just that. "--you know, alone."

It wasn't even so much the first day as the first night.
The week after that. Sleep wasn't all that easy on him. Or her at that point.