This sounds like something else he does not want to touch. Whatever goes on between Javert and those of his acquaintance, it is no business of his. He holds his hands up to indicate this.

'Please, no. If he and and this vampire are...whatever they are, I do not need to know. It is the cause that worries me.'

He lapses to silence for a moment.

'I do not think it so easy to infer. He has rarely been as simple. But no matter; I do not need to know more. Enough that it has happened. I will...I will have to speak with him.'

He knew he would have to. But now he knows it, and it is still not a pleasant prospect.