"Yeah, I guess they did." he nods a bit. A more observant person might pick up on that tiny catch in her voice, like she was speaking about old friends, but Klaus just... doesn't quite catch it.

He hums thoughtfully. "You know, until recently... my own siblings were more strangers than anything." He frowns a little at that. "We, um... we were estranged for over a decade. It's...complicated." Which is the easiest way to put it, really.