Batgirl: The Flood

Batgirl must stop The Calculator from unleashing upon Gotham City a nanovirus that will turn its citizens into mindless techno-zombies. A string of bizarre technology-based suicides gets the attention of both Batgirl and Oracle for very different reasons. The two heroes soon realize that theyre targets of The Calculator a nefarious villain bent on revenge against the original Batgirl Barbara Gordon now known as Oracle.