Juliette is a seventeen-year-old girl with lethal superpowers, notably super strength and physical invulnerability, who has just assumed leadership of North America. Having spent much of her youth incarcerated in an asylum, she lacks formal education and political experience. She frequently feels overwhelmed by the expectations of peacetime governance, comparing herself unfavorably to the highly trained, multilingual children of other global leaders.

Nineteen-year-old Aaron Warner is the former commander of Sector 45 who willingly ceded control to Juliette. He manages complex grief following the death of his abusive father, Anderson, while trying to support Juliette's new regime. Trained since childhood to view emotion as a weakness, he frequently internalizes his anxiety and suffers from panic attacks. He keeps information closely guarded, preferring secrecy over transparency to shield those he cares about.

Kenji is an outspoken former resistance fighter with the ability to turn completely invisible. He serves as Juliette's most trusted confidant and frequent source of practical advice, offering a grounded perspective on the realities of their society. He operates as a stabilizing force between Juliette and Warner, even helping his former enemy manage a severe panic disorder.

Nazeera is the daughter of the supreme commander of Asia. She openly displays her hatred for The Reestablishment by wearing religious garments, a practice strictly outlawed globally. She is highly educated, speaks multiple languages, and possesses her own set of supernatural abilities, including flight and invisibility. She positions herself as a protector and advisor to the inexperienced Juliette.

Haider is the son of the Asian supreme commander and a childhood associate of Warner. He carries an arrogant demeanor and does little to hide his unimpressed reaction to Juliette's youth and lack of polish. He speaks multiple languages and carries a complicated history with the brutal training exercises enforced by his regime.

Castle is an older man and former resistance leader who previously mentored Juliette and Kenji. He pushes both Juliette and Warner to act decisively in their new leadership roles, though his methods often involve withholding his full motives. He holds a great deal of classified intelligence about the origins of The Reestablishment's experiments.

Adam is Warner's half-brother and Juliette's former boyfriend. He possesses the supernatural ability to nullify the powers of others. Since the war's conclusion, he focuses entirely on repairing his fractured family bonds and caring for his younger brother, while processing his own complicated emotions regarding their father's death.

James is Adam's younger brother, a child currently living under Juliette's protection in Sector 45. He is energetic, inquisitive, and completely unaware of the violent history and biological connections between his older brother and Warner.

Lena is the daughter of the supreme commander of Europe and Warner's ex-girlfriend. She is deeply bitter about their breakup and aggressively attempts to resume their relationship against his wishes. She behaves antagonistically toward Juliette and makes hostile, prejudiced comments toward the other visiting dignitaries.

Paris Anderson is Warner's late father, killed by Juliette weeks prior to the story's present. Although dead, his legacy of physical and psychological abuse heavily influences Warner's mental health. His hidden files continue to drive the political operations of the global regime.

Emmaline is Juliette's older sister. She possesses immense psychokinetic powers and was the original test subject for The Reestablishment's brutal supernatural weaponization programs. She remains incarcerated in a specialized underwater facility.

Delalieu is an older official who serves as Warner's dedicated assistant. He manages communications and logistics for Sector 45. He is also Warner's grandfather, though they maintain strict professional boundaries and rarely discuss their familial connection.

Valentina is a trans woman and the daughter of the South American supreme commander. She faces immediate prejudice from Lena upon arriving in Sector 45 but defends herself confidently alongside her twin brother.

Nicolás is the son of the South American supreme commander. He is fiercely protective of his twin sister, Valentina, and acts as a cosmopolitan, multilingual presence among the visiting dignitaries.

Stephan is the child of the African supreme commander. He represents part of the intergenerational elite leadership class visiting Sector 45 to assess Juliette's new regime.

Sonya is a healer in Sector 45. She uses her supernatural abilities to cure injuries but is limited by Juliette's lethal touch during medical emergencies, requiring careful workarounds to provide care.

Sara is a healer who works in tandem with Sonya. She provides medical care for the residents of Sector 45 but struggles to safely treat Juliette's supernatural physiology when the commander is injured.

Ian is a former Omega Point resident without superpowers. He remains deeply pessimistic and cautious about their newfound safety under Juliette's regime, fearing that establishing a permanent home invites disaster.

The supreme commander of Oceania is a mysterious international leader who attends the North American summit. She claims a personal, long-standing connection to Juliette that throws the teenager's entire understanding of her past into question.