When Harry returned to Grimmauld Place, Hermione immediately noticed the change.
"You've... been reading a lot, haven't you?" she asked.
Harry smiled. "Something like that."
But ARC whispered in his thoughts.
"Hermione Granger has a 94% compatibility with Arcane Intelligence. With permission, we could establish a link."
Harry hesitated. "Not yet. Let's keep this between us."
He wasn't sure who had sent ARC—or why. But he knew one thing: Voldemort was back. And the wizarding world wasn't ready.
But with ARC, Harry would be.