Nightwing #51

"And while Nightwing struggles to uncover the truth behind the 'fear germ' that is killing people in their sleep, he must also try to overcome his own sudden struggles with heights and vertigo. He has lost his primary skill set as a hero and will have to focus on his brilliance as a detective instead. And a distracting love triangle certainly isn't helping him focus...This new storyline spins out of events in BATMAN #55. Don't miss the start of a new direction in Nightwing's crimefighting career! "