"So there were more than one owl, but some had been intercepted?" he asked, trying to get a clearer picture. He culd tell that this was difficult for Cass, but he couldn't let himself care about taht right now. He had a job to do, to figure out what had happened and do what was best and right for everyone involved. It wasn't going to be easy, because Cass was his friend, but it had to be done.
"What did Bletchley say about Percy?" he asked. "What about it caused you to think he knew about the two of you? What was so shocking that you forgot years and years of Auror training?" He figured he didn't have to tell Cass that Percy had told him about their relationship. It pretty much went without saying considering he was doing the investigation. "And yes, you've mentioned Emilia, though I'd always assumed she was your biological mother."