In a world where history’s most pivotal moments are not just recorded but can be visited, a brilliant but disgraced archivist, played by Regina King, discovers a dangerous fracture in the timeline. She must assemble an unlikely team, including a cynical temporal engineer John Boyega and a rogue historian Sandra Oh, to prevent a cascade of erasures that threaten to unravel reality itself. Their journey plunges them into the heart of iconic events, from ancient battles to cultural revolutions, where every step they take to fix the past alters their own present in unpredictable ways. This high-stakes sci-fi thriller blends breathtaking spectacle with intimate human drama, exploring the weight of memory and the fragile threads that connect our shared story. As loyalties are tested and the very fabric of time grows unstable, the team faces an impossible choice: save the history they know or protect the future they hope to create.