Before an empire was forged in legend, a hidden resistance was born. In the shadows of Cyrus the Great's rise, a secret Median brotherhood prepares to strike. But before they surface, one woman's choices could alter everything. Previously published as The Oracle of Delphi: That Which is Hidden. Dive into an espionage thriller where the Magi operate in the shadows—not as mystics, but as political power players. Thalia, High Priestess of Delphi, carries a terrible burden—one that could destroy the man she loves and shatter her own soul. Yet as she is drawn into the web of a sinister cabal plotting to assassinate Cyrus the Great, she discovers that her past and the present conflict are inextricably tied. In the face of betrayal, espionage, assassination plots, and ancient vendettas, Thalia must unravel the truth before it's too late. The Spy of Delphi: That Which is Hidden (Priests and Magi Book 1) is a gripping historical thriller of power struggles, secrecy, and survival. She escaped being High Priestess—but she couldn't escape the forces controlling her. In a world of spies, political betrayal, and hidden agendas, freedom comes at a cost. Perfect for readers who love cloak-and-dagger intrigue, ancient thrillers, and the complex world of Greece and Persia. I'm a classical archaeologist. This novel is plot- and character-based, with well-developed arcs, combining enigmatic mystery, espionage, and romantic threads against a richly researched historical backdrop. It's grounded in scholarly work and carefully interweaves real events into the narrative with historical accuracy and depth. Chapter One was originally written in poetic prose when I was seventeen. Preserved in its original form, it reflects the voice that first gave life to this world—before time, revision, and research deepened the rest.