[Indeed, it's easy to see she's upset about this -- which is exactly why Soo-won's answer is to tilt his head to the side, letting out a quiet hum, light and thoughtful.]
Maybe you could complain about it to whoever is responsible. [No, you probably couldn't, but he almost wishes that was an option. (Or to tell whoever is responsible for this to bring someone else here, after he's gone back. Yona being here alone is... wrong.)]