[Reasons like this are why I won't take you on a date]

[He figures they're not like family family, but she was going to let them adopt her so Road must have felt some connection to them. And whilst she doesn't seem too cut up about it and he's sure she'll take advantage of this, he's giving her a bit of leeway.] It would have been nice, but she couldn't have. There's at least a chance she'll come back, if she ever does you can tell her off for leaving.