Batman has been in Gotham long enough to know what's true and what's myth in that place, or at least that's what he imagined. Deciding to investigate in his two personas a new figure that has appeared in the city in recent times, Bruce ends up not knowing taking the last step that a treacherous secret society of the city could admit in its plans. And as the Dark Knight will discover, from now on she will reveal her claws again, this time in the most ruthless way possible.