[she sees that worry and says, firmly:] Then that is a relief.

[but Sophie cringes at that. she hadn't thought before asking the question, but she realises now that she's just going to worry Cissie more--and, unfortunately, it's too late not to. reluctantly, she admits:] Yes...I'm afraid so. But I'm certain we'll find another way out. [a bit awkwardly, she adds:] Are you two very close?