NIGHTWING ANNUAL (2013)

"Robin and Batgirl grew up fighting side by side but with Dick Grayson about to embark on a new crimefighting quest and Barbara Gordon no longer fighting under the Bat, is there anything left between them? Following the 'Batgirl: Wanted' epic, this is the story of a twosome with nothing left to lose, fighting for the only thing they can: each other!"