Supergirl (2005) #28
an issue of Supergirl (2005) by DC Comics
Issue description
Back from the future, Supergirl is ready to keep her impossible promise, despite the horrors of the world she just left. And to bring a miracle to life, she must enlist the aid of the last DCU hero you ever expected to see again - one who's supposed to be dead! As if that clue will help you narrow it down!