Sirius stared at her for a moment, trying to let all the implications sink in. There were still three ways in and out of the castle. How many were trapped now? Could he get in to get the Horcrux that Regulus had? Could they use the tunnels to get the Weasleys and Neville and any of the other kids out?
Then Vera's last comments sank in. "Wait. What? No! I'm not--We're not--Oh, gods, Vera." He stood up, reaching down to turn off the telly and began pacing. "Yes, there is something going on, but I'm trying to take it step by step. Without James here--" he stopped. She wouldn't understand how things had been in the Marauders, how accustomed they'd all gotten to their respective roles, would she? He'd have to start at the beginning and hope so. Besides, he did have a part for her to play. "We think we've found a way to get rid of Voldemort," he said finally.