Then his chest ached for an entirely different reason, and he remembered why he'd dismissed Rhian so firmly. He didn't know which of Ron's blows had caused this particular injury to Hermione, but a hairline fracture to the sternum more than hinted at the severity of the assault. Harry scowled at the thought. Then he gave Hermione's picture one last, slightly bewildered, look and crossed the room to the ornate bookcase in the corner.