The narrator is a Mexican writer living in New York who faces a crisis of national identity while applying for US and Spanish residency. He undertakes a road trip through the American Southwest with his family to research a book about the Apache Wars. His personal reflections connect the historical violence of the borderlands to contemporary bureaucratic erasure.

Camila is an athletic, independent criollo woman living on her late husband's ranch near Janos in 1836. Displaced by her stepson and his wife, she is captured by the Bedonkohe Apaches during a raid. Instead of surrendering to despair during her brutal march north, she chooses to adapt to her captors' harsh customs and language to ensure her survival.

Zuloaga is a Chihuahuan criollo officer who prefers the freedom of the backcountry over formal military life. Tasked with rescuing Camila, he assembles a highly unconventional posse of irregulars to track the raiding party into the dangerous northern mountains. He approaches his duty with a pragmatic adaptability.

Appearing across two timelines, Geronimo is both a legendary Chiricahua war shaman in the late 19th century and a young Bedonkohe apprentice named Goyahkla in 1836. As a boy, he is proud, observant, and tasked with guarding Camila. As an older leader, he embodies fierce Apache resistance against overwhelming US and Mexican forces.

Mauricio is a young Raramuri tracker raised in a criollo household in Casas Grandes. He joins Zuloaga's irregular expedition and quickly proves his worth through his exceptional eyesight and deep understanding of the desert terrain. He quietly challenges the prejudices of the men around him.

Elvira is a former zarzuela singer who adopts the persona of a nun in the frontier town of Janos. Armed with a large revolver and a sharp wit, she joins Zuloaga's posse out of a fierce loyalty to her friend Camila. Her eccentric presence brings a mix of humor and deadly marksmanship to the expedition.

The towering chief of the Bedonkohe Apaches, also known as Kan-da-zis Tlishishen. He commands immense physical presence and authority, leading the war party that takes Camila captive. He seeks to maintain his people's sovereignty against the encroaching Mexican Republic.

The ambitious US general who orchestrates the negotiations to capture Geronimo. He navigates intense political pressure and military logistics, willing to operate through deception to achieve his objectives.

Guadalupe is a Yaqui warrior who, along with his twin brother Victoria, is freed from prison to serve as a tracker in Zuloaga's posse. He is a cynical, dangerous man driven by a strict code of vengeance after the murder of his cousin.

Victoria is the twin brother of Guadalupe and a skilled Yaqui tracker. Like his brother, he harbors a deep mistrust of the Mexican authorities but agrees to guide Zuloaga's expedition under the condition that they never return to a jail cell.

The American-educated son of Leopoldo Ezguerra. He arrives at the Chihuahuan ranch with a rigid, puritanical approach to management, alienating the local workforce and abruptly displacing Camila from her role as mistress of the house.

Hector's severe, Quaker wife. She imposes an uncompromising, austere lifestyle on the ranch household, enforcing rules that isolate the family from the surrounding community.

The narrator's eldest son, who lives in Mexico. He joins the family for part of their journey through the American Southwest, providing the narrator with moments of quiet connection.

The narrator's wife, who devises the plan to rent a station wagon and drive through the Apache historical territories when their international travel is blocked.

The narrator's younger daughter, who participates in the family's road trip and creates offerings at historical sites along the way.

The narrator's younger son, who accompanies his family on their journey and shares in the emotional weight of visiting the Apache monuments.

An elderly rancher who requires care in his final days. He enters into a pragmatic marriage of convenience with Camila to manage his property.

An American trader with newly acquired Mexican citizenship. He crosses paths with Zuloaga and brokers a tense deal to lend the posse a guide in exchange for safe passage.

A Coyotero Apache and brother-in-law to McKnight. He reluctantly agrees to guide Zuloaga's forces through hostile mountains, motivated by his own animosity toward the Gileño Apaches.

A US Cavalry captain ordered to arrest or kill Geronimo. Leading a starving and ragged column of soldiers, he is forced to manage conflicting orders and impossible terrain.

A sickly but respected US officer known for his positive relations with the Apaches. He represents a rare point of trust and negotiates directly with Geronimo during the final stages of the conflict.

The President of the United States, who takes a rigid, moralistic stance on the Apache conflict, demanding an unconditional surrender so Geronimo can face a civil trial.

The US Secretary of War, who relays the administration's uncompromising demands to the military officers operating in the field.

A proud young lawyer from the South. He brings his wife and infant son to view the captured Apaches, hoping to leverage the historic moment to offer his legal services to the military.

Amyntor's wife, who is initially reluctant to push through the crowds but develops a deep fascination with the Apache prisoners, leading to a direct encounter.

The infant son of Amyntor and Ellie McMillan. His presence at the surrender camp creates a fleeting, human connection between his mother and the captive Apaches.

The son of the great chief Cochise and a prominent leader among the Chiricahua. He endures captivity alongside Geronimo and shares a moment of profound, quiet respect with Lieutenant Gatewood.

A dancing master who becomes an unlikely member of Zuloaga's posse. He possesses a surprising knowledge of the Apache language and demonstrates courage during dangerous descents.

A legendary Chiricahua chief who enters a decade-long war against the US Army following an act of treachery by a young lieutenant.

The fierce chief of the Mimbreño Apaches who escapes a barren reservation to launch a military campaign to reclaim his people's sacred lands.

An elderly Apache chief who organizes a small, highly effective band of warriors to wage a campaign of retaliation across vast distances.

A mestizo musician raised by nuns, heavily influenced by an early connection to an Apache wet nurse. He travels into the Sierra Madre seeking to bond with the mountain Apache communities.

A powerful diyin, or war shaman, and the maternal grandmother of Mangas Coloradas. She commands deep respect from the chief and conducts Camila's ceremonial transformation.

An Argentine detective pursuing a bounty. He tracks Zuloaga's guide, Pisago, leading to a sudden, fatal confrontation with Elvira.

A US Army officer who helps escort the captive Apaches. He reflects on his youthful experiences with the prisoners decades later while preparing for a new military campaign in Mexico.

A woman who recounts the life and tragic fate of the musician Damián, reflecting on his complex relationship with the Apaches and the Sierra Madre.