The school social worker who is supportive and introduces Mason to voice-to-text software to help him write, encouraging him through storytelling.

Mason’s best friend since the first grade who shares a close bond with him before his untimely death the year before the main events of the story.

Benny’s father and a carpenter, initially distancing himself from Mason following Benny's death due to grief.

The police officer investigating Benny’s death, who often interacts with Mason about his memories of the day of the accident.

Mason’s uncle and father figure, who takes care of the orchard and supports Mason throughout the story.

Mason’s grandmother, a supportive and loving figure who helps nurture the family through difficult times.

A newcomer living in Mason’s old bedroom, initially misunderstood by Mason but connects with him over shared grief.

Mason’s new friend, characterized by his small stature and curiosity, constantly learning about the world around him.

A classmate and neighbor of Mason and Calvin, notorious for bullying and behavioral issues.

Matt’s mother, who is kind to Mason and struggles to manage her son’s behavior.

The Drinker family’s dog, who is fond of Mason and eventually becomes his pet.

A determined classmate with cerebral palsy, known for her independence and inspiration to Mason.

A friend of Matt and Lance, who is more understanding towards Mason and grapples with secrets he learns.