Ronnie and Jonah’s father, who is patient, selfless, and deeply connected to art, providing a moral foundation for the story. He works on a stained-glass window project and shares a special bond with his children.

A local teenager who becomes Ronnie’s love interest, helping her in her emotional growth. He navigates his own challenges and demonstrates a sense of responsibility in his relationships and actions.

A troubled teenager who initially appears as a kindred spirit to Ronnie but is entangled with her abusive boyfriend Marcus. Her actions impact Ronnie's summer, leading to significant plot developments.

The story's antagonist, characterized by his destructive tendencies and manipulation of those around him. He creates external conflicts, particularly for Ronnie and Will.

Ronnie's 10-year-old brother, who provides comedic relief and emotional clarity. He is close to his father and remains a source of uncomplicated love within the family.

Will’s best friend, who is characterized by his athletic ambition and moral immaturity. His actions inadvertently contribute to significant events in the plot, contrasting with Will’s ethical growth.