The JLA's first teaming with the Golden Age JSA reaches its dramatic conclusion as the WWII-era JSA does its level best to ensure that the JLA and the horrifying future they represent will never come to pass! Can the year 2000's Greatest Heroes defeat the likes of Dr. Fate and the Spectre? Or will the Original Super-Team inadvertently do T.O. Morrow's work for him and consign the world to an even worse future than the one they seek to prevent?
