Supergirl crossed a line no hero should, promising a dying boy she'd cure his cancer. Now she's prepared to break the universe's rules of life and death and betray the trust of two heroes in service of her impossible quest. Regardless of the outcome, there will be major consequences for the Teen of Steel!
DC COMICS PRESENTS: BATMAN BEYOND #1
Blast into the future of Gotham City with these tales from BATMAN BEYOND #13, 14, 21 and 22, as Terry McGinnis teams up with Barbara Gordon, Etrigan the Demon, the Green Lantern of the future, Big Barda and more!
It's the moment of truth, as Supergirl struggles to do the impossible by fulfilling her promise to find a cure for a young boy's fatal illness. If she succeeds, she will change the course of history – and maybe not for the better! And if she fails, a child will die.