Harry was back in his own bedroom, which was a bit of a change. For some reason, it also meant that he was having trouble sleeping. So instead, he'd gone down to the lab to brew up a few potions and get his head back together.
That was when the phone started ringing. At least there was an extension down here, ever since that time Molly had nearly concussed herself trying to get up the ladder to reach the phone. Harry set aside the simmering beakers and picked up the line. "Dresden."