"Isn't that why we're here? To protect the people we go home to?" At least, that's why Cherche's here. And that's how she attempts to ask him why he enrolled without outright doing so.

Because she's sure that that's not the only reason the cadets have for coming here. Some would be here for revenge. Some would be here for the fame. And some would be here for unsavory reasons that she would rather not think about. But she has to get to know this children if she was going to treat their injuries.