The Inhumans recently escaped to the stars to fight the War of Kings, leaving behind a secret that will consume the world in terror. Find out the true nature of this dark, terrible secret - and why, for centuries, it has been left unspoken! Join Avengers Hank Pym and Clint Barton as they lead a cavalcade of Earth's Mightiest Heroes - including Hercules, Quicksilver, USAgent, Jocasta and the Young Avengers - against the kind of world-ending calamity that only they can handle!