In any case, she had to find him first. Harry had been out of her sight for a good ten minutes now, the longest period of absence since this violent tantrum started. She could follow him to his last spot easily enough, though. Harry left behind bizarre vortexes of swirling energy in his wake, that Hermione could somehow feel from wherever she was in the palace, as if she were a barometer for the spikes in his atrocious mood. But he was always just gone by the time she arrived at his latest scene of devastation. So Hermione had taken a new approach, choosing to race down corridors at random, desperately seeking Harry in rooms as she passed, hoping to luck out and get a step ahead of him.