Hazel is a confident young Black girl living in Harlem, known locally as "Squeaky" because of her high voice. She proudly claims the title of the fastest runner in her neighborhood and openly dedicates herself to track practice. Her primary responsibility at home is protecting and supervising her older brother. She approaches life directly, preferring honest effort and confrontation over passive behavior or traditional gender expectations.

Raymond is an older brother who has an intellectual disability. He spends his days walking through the neighborhood with his sister, often escaping into a vivid imagination. He relies on his younger sibling's fierce protection against local bullies who mock his differences.

Gretchen is a new student who quickly establishes herself as a serious track competitor. She plans to compete in the local May Day relay. She travels the neighborhood with a group of friends, creating immediate tension with the established running champion of the area.

Cynthia is a local girl who strives to make her academic and musical achievements look completely effortless. She secretly studies for spelling bees and practices piano for hours, a habit that directly contrasts with those who openly display their hard work.

She is a parent who expects her daughter to participate in traditional community events. She experiences embarrassment over public displays of athletic training and prefers behaviors aligned with conventional femininity, such as wearing dresses for festivals.

Mary Louise is a neighborhood girl who previously maintained a friendship with her former peer group. She currently aligns herself with the new student in school, joining a social circle that creates street-level tension and shifting loyalties.

Rosie is a member of a local social group who directs cruel remarks toward individuals with disabilities. She openly mocks those who are different, placing her in direct physical and verbal opposition to protective family members.

Mr. Pearson is a teacher who manages the runner registration at the community track event. He coordinates the competitors and suggests outcomes that prioritize social harmony over fair athletic competition, failing to understand the true dedication of the athletes.