The amazing conclusion to the time-displaced adventure of the 20th Century! While Jack and World War II spy Ruth cool their heels in Metzger’s prison cell far below the surface, the rest of the 21st Century soldiers hurry both to rescue Jack and to prevent the disaster of the Omega Bomb. Jack will have to survive the tortuous tactics of Metzger as his team rushes to the rescue, but unbeknownst to the heroes of the future, Metzger has a secret…one so surprising, it could change the course of history as we know it. Can Jack and his team of crack commandos stop the Omega Bomb, defeat Metzger and escape without altering history? Witness the final chapter of the chronal epic from celebrated writers Jimmy Palmiotti and Justin Gray!