She recognizes him from the back; she'd spent enough time avoiding David when he was king to know exactly what that looks like, thanks very much. And she stares for a moment before a stray thought occurs to her.

This does rather explain why Victor had disappeared off-Deck so suddenly. Katya had told her it was a meeting with a security liaison - but that was an explanation that could cover a multitude of different things.

Like the sudden appearance of the ex-King.

"Hello, David," she says seriously as she walks around him. He's not in the best of shape. Somehow that removes some of the threat. "Taking a walk around the Green?"