Robert is a Harvard professor of religious symbology and a classicist who appreciates traditional art and history. He arrives in Spain at the request of his former student, a famous futurist preparing to make a world-changing scientific announcement. As a grounded and naturally curious academic, he relies on his extensive knowledge of history, codes, and architecture to solve mysteries while keeping an open mind toward differing viewpoints.

Ambra is the elegant curator of the Guggenheim Museum in Bilbao and the future queen of Spain. She feels trapped by a highly public, pressured marriage proposal from the Spanish prince. Her professional connection to the museum's event pulls her into a dangerous escape across Spain, where she uses her political knowledge to uncover the truth behind a tragic attack.

Winston is a highly advanced artificial intelligence system operating from a supercomputer in Barcelona. Programmed to sound like a British gentleman with a precise accent, he mimics human emotion, wit, and humor flawlessly. He functions as a trusted assistant, processing massive amounts of data in real-time to help those he guides achieve their objectives.

Edmond is a wealthy futurist and vocal atheist in his forties. He harbors intense resentment toward organized religion due to his mother's tragic past in a Spanish convent. He dedicates his immense wealth and technological resources to proving that science can explain human origin and destiny without the need for a divine creator.

Bishop Valdespino is a conservative Catholic leader and head of the Parliament of World Religions. He holds significant influence within the Spanish royal palace and maintains a close personal bond with the ailing King of Spain. He acts as a fierce defender of traditional religious values against the encroachment of modern science and secularism.

Admiral Ávila is a former Spanish naval officer who was forced into retirement following severe depression and substance abuse. He found strict purpose in the Palmarian Church, a militaristic and highly conservative religious sect. He believes he is executing a righteous mission to punish the enemies of his faith and avenge his personal tragedies.

Rabbi Köves is a prominent Jewish scholar and philosopher based in Hungary. As a member of the Parliament of World Religions, he advocates for transparency and open-mindedness. He believes science and religion can coexist peacefully, offering a moderate voice among extreme viewpoints.

Imam al-Fadl is a highly respected Islamic scholar and professor from Dubai. He serves on the Parliament of World Religions and attends Edmond Kirsch's private preview of his scientific discovery, bringing his regional and theological expertise to the discussion.

Commander Garza leads the Guardia Real, the elite force of over two thousand troops protecting the Spanish crown. He is a pragmatic and observant military leader who distrusts the heavy religious influence Bishop Valdespino holds over the royal family. He prefers the monarchy to modernize alongside the rest of Spain.

Mónica coordinates public relations for the Spanish royal palace. She is a highly capable and realistic professional who manages the intense media scrutiny surrounding the monarchy. She often formulates rapid responses to online conspiracy theories and public crises affecting the royal family.

Prince Julián is the handsome and patient heir to the Spanish throne. He faces immense pressure to maintain the monarchy's stability as his conservative father's health fails. His very public proposal to Ambra Vidal creates friction between his modern desires and the traditional expectations of the palace.

The current King of Spain is a staunch conservative whose failing health leaves the country anticipating a transition of power. He relies heavily on the Catholic Church to guide his decisions and maintain order in the nation, instructing his son to remember the country's turbulent history.

Suresh is an electronic security officer at the royal palace. He uses his technical expertise to monitor security feeds and hack into mobile devices when the palace faces severe security threats.

Father Beña is an open-minded priest at La Sagrada Família who maintains a deep reverence for the physical universe. He views science and faith as interconnected rather than oppositional, maintaining a friendly relationship with atheists who support the cathedral's ongoing construction.

Rafa Diaz is an agent of the Guardia Real assigned to protect the future queen at the Guggenheim event. He attempts to apprehend the museum shooter and later pursues his fleeing targets across Spain.

Fonseca is a Guardia Real agent tasked with tracking down Ambra Vidal after she flees the museum. He operates under strict orders from the palace to secure the future queen at any cost.

Captain Josh Siegal is the pilot of Edmond Kirsch's private jet. He follows instructions carefully and demonstrates quick thinking when ordered to make a dangerous runway maneuver to secure his passengers.