"He probably won't. And – and we're probably safe. But...well..." he says in a cracked near-whisper, and she nods in understanding, because she knows that Voldemort is the last person she can expect to keep his word. They may have done what Voldemort had said was needed to ensure Hermione is...exclusively Malfoy's now, but that doesn't mean Voldemort won't change his mind in a fit of anger, or boredom. They'll never be safe as long as they're here.