Kara Zor-El at last meets with the man who murdered her father: Reactron! In this volume, Supergirl's vendetta against Flamebird comes to a boil. Plus, Supergirl encounters Nightwing. Collects Action Comics #881-882, Supergirl #44-50, SUPERGIRL ANNUAL #1 and a story from SUPERMAN SECRET FILES 2009 #1.