Warner Bros. Interactive Entertainment has released a 90-seconds “The Matter of Family” Batgirl DLC trailer from the Batman: Arkham Knight video game, that came out June 23 on Playstation 4 and Xbox One.

You’ve been the Batman, now play as Batgirl in “The Matter of Family,” the first DLC to be released for Batman: Arkham Knight. Set before the events of the game, the DLC finds Barbara Gordon fighting to save her father from the Joker and Harley Quinn.

“The Matter of Family” prequel story will be available on July 14, 2015 for season pass holders and sold separately on July 21, 2015.

Batman: Arkham Knight brings the award-winning Batman: Arkham trilogy from Rocksteady Studios to its epic conclusion. Developed exclusively for the New Generation of consoles and PCs, Batman: Arkham Knight introduces Rocksteady’s uniquely designed version of the Batmobile. The highly anticipated addition of this legendary vehicle, combined with the acclaimed gameplay of the Batman: Arkham series, offers gamers the ultimate and complete Batman experience as they tear through the streets and soar across the skyline of the entirety of Gotham City. In this explosive finale, Batman faces the ultimate threat against the city that he is sworn to protect, as Scarecrow returns to unite the super criminals of Gotham and destroy the Batman forever.