The world of Watchmen collides with the DC Universe in the most shocking story in DC history! Written by master storytellers Geoff Johns and Gary Frank--As the Doomsday Clock ticks toward midnight, the DC Universe will encounter with its greatest threat: Dr. Manhattan. But nothing is hidden from Manhattan, and the secrets of the past, present and future will leave ramifications on our heroes lives forever.
NOTHING EVER REALLY ENDS...
The world of Watchmen collides with the DC Universe! Doomsday Clock, from Geoff Johns and Gary Frank, the critically acclaimed team behind Shazam! and Batman: Earth One.
Seven years after the events of Watchmen, Adrian Veidt has been exposed as the murderer of millions. Now a fugitive, he has come up with a new plan to redeem himself in the eyes of the world. The first step? Finding Dr. Manhattan. Alongside a new Rorschach and the never-before-seen Mime and Marionette, he follows Manhattan's trail to the DC Universe, which is on the brink of collapse as international tensions push the "doomsday clock" ever closer to midnight. Is this all Dr. Manhattan's doing? 
Spinning out of Watchmen, DC Universe: Rebirth,  and Batman/The Flash: The Button, Doomsday Clock rewrites the past, present, and future of the DC Universe and it all starts here! Collects Doomsday Clock #1-6.