June 6th. Six dates in history. One mission: Save D-Day—or watch our timeline disappear forever.The Shadow strikes again, this time targeting the most pivotal day in modern history: D-Day, June 6, 1944. But the invasion of Normandy is only one of six simultaneous attacks across time. From ancient Greece to prehistoric France, from West Point to the storming of Omaha Beach, the Time Patrol must defend history itself against an enemy that can strike anywhere, anywhen.Normandy, France, 1944 – Mac parachutes into occupied France hours before the greatest amphibious invasion in history.

But something's wrong—the Resistance isn't where they should be, and the Shadow has other plans for D-Day.Sjælland Island, Denmark, 452 AD – Roland faces an impossible enemy: Grendel, the monster from Beowulf. Real, terrifying, and deadly—because some legends were never meant to be just stories.Delphi, Greece, 478 BC – Scout arrives at the Oracle of Delphi to save Pythagoras. Problem is, she's too late. The mathematician is already dead, and history is unraveling.West Point, 1843 – Ivar must prevent a duel between two cadets named Ulysses S. Grant and George Pickett.

If either dies, the Civil War—and American history—will never be the same.Kala Chitta Range, Pakistan, 1998 – Doc receives authorization for a covert nuclear mission that could trigger World War III. The clock is ticking, and the consequences of failure are apocalyptic.Chauvet Cave, France, 32,415 Years BP – Moms travels to the dawn of human civilization to protect the first artists, the cave painters whose work would inspire all of humanity. If they die tonight, art itself may never exist.Six agents. Six impossible missions. Twenty-four hours to save everything.As the Time Patrol races against the Shadow's deadliest assault yet, they discover that the enemy isn't just attacking random moments in history—it's targeting the pivotal junctures where timelines split.

And if the Shadow succeeds, our timeline won't just change. It will cease to exist.From World War II to battles with legendary monsters, from preventing nuclear war to protecting the birth of human creativity, D-DAY delivers pulse-pounding action across the ages. The stakes have never been higher. The enemies have never been deadlier. And time is running out.Perfect for fans of Michael Crichton's Timeline, military science fiction, and historical thrillers that span the breadth of human history.The Time Patrol series—where elite special forces operators become humanity's last defense against enemies who can rewrite history itself.