The series introduces a trio of super-heroines: Helena Kyle, aka Huntress, the daughter of Batman and Catwoman; Oracle, aka Barbara Gordon/Batgirl; and Dinah, a meta-human with mental abilities. New Gotham City is darker than ever, since the absence of Batman who took a permanent hiatus after the death of Helena's mother and a near deadly attack on Batgirl, leaving her paralyzed. Oracle and Huntress take up the mantle as the protectors of Gotham City, when Dinah, a runaway, seeks them out for mentor-ship as she is developing her mental abilities.