In this epic tale, the Legion of Super-Heroes must fight a desperate battle to stop a threat to more than one world! Wounds of the past are reopened when the descendants of Superman’s family on Rokyn are all wiped out, with only one survivor! And an attack on Colu by a war-world provides the pretext for a much worse conflict to come! Will one of the Legion’s most dangerous foes finally succeed in gaining control of the universe? And what connection does this foe have to one of Superman’s most dangerous enemies? Introducing Andromeda!