Fourteen-year-old Callie Yemisi vanishes into Earth's past, carrying secrets powerful enough to change the future. Haunted by loss and driven by a hidden mission, she risks everything to escape the life planned for her. Sent to stop her is Solano-a maintenance engineer with a fabricated past and a hidden agenda of his own. Together, and with the help of an evolving, mind-linked AI, they race across centuries, pursued by relentless forces from the future.In the wilderness of 17th-century Carolina, Callie is captured and sold into slavery. In colonial America, she must endure betrayal, brutality, and the unraveling threads of time. Solano, too, must reckon with the cost of interference and the weight of history. Their unlikely allies include Tsula, a Native American tribal elder whose deep spiritual insight helps them navigate the past, and Molly, a starving street urchin from 17th-century London, whose courage and cunning prove vital to their mission.But there is more at stake than their lives. In London, they must persuade the most powerful men of the age to change the course of history-or face humanity's annihilation. Through the shimmering light of a holographic projection, they reveal a terrible truth: History is not just written-it is chosen.