Scott is a 14-year-old freshman with a deep love for reading and writing. Small and physically insecure, he relies on his intellect and humor to handle the intimidating culture of J. P. Zenger High. When he learns his mother is pregnant, he begins writing a survival journal for his unborn sibling. He documents his academic struggles and his changing social circle as he adjusts to a new environment.

Vernon is the varsity football quarterback and a highly aggressive upperclassman. He relies on his size to intimidate others and aggressively defends his reputation. He takes immediate offense to any perceived slights and frequently targets younger students.

Bobby is Scott's handsome, physically strong older brother. He recently dropped out of high school and struggles with managing adult responsibilities. Though Scott views him as a confident hero who is skilled with tools, Bobby privately wrestles with holding down jobs and frequently runs from his problems.

Wesley is an imposing senior with a dangerous reputation for extorting change from younger students. He drives a Mustang, possesses serious physical strength, and operates by a strict personal code of honor. Despite his frightening exterior, he unexpectedly begins giving Scott rides to school.

Mouth is a highly talkative freshman who constantly seeks social connection. His overwhelming volume of words annoys his peers, making him a primary target for physical and verbal abuse. He maintains a facade of cheerful optimism despite facing daily rejection from his classmates.

Lee is a new transfer student who stands out due to her gothic style and provocative clothing. She boldly ignores the school's social hierarchy, sitting wherever she pleases and openly embracing her nonconformity. She shares Scott's deep enthusiasm for literature.

Kyle is one of Scott's oldest friends from elementary school. Tough and athletic, he joins the high school wrestling team and masks his insecurities by mocking Scott's academic interests. He prioritizes belonging to an athletic clique over maintaining his older friendships.

Julia is a beautiful freshman who has matured significantly since Scott knew her in kindergarten. She is smart and popular, heavily focused on fitting in with the high school crowd. Her involvement in various activities inadvertently drives Scott to join clubs just to be near her.

Scott and Bobby's mother is a traditional homemaker who suddenly finds herself pregnant. She experiences strange food cravings and manages household renovations to prepare the nursery. Her pregnancy forces her to step back from her usual caretaking role.

Scott and Bobby's father is a quiet, reliable man who works as a manager at a luxury car dealership. He enjoys spending time in the garage fixing up older vehicles. He offers Scott brief, practical advice about girls and standing up for oneself.

Patrick is part of Scott's original elementary school friend group. Placed in technical prep classes, he views high school as an adventure but struggles to maintain his connection with Scott due to differing schedules and interests.

Mr. Franka teaches Honors English at J. P. Zenger High. He is an engaging educator who introduces his students to poetry, literary devices, and engaging books. He recognizes Scott's potential and encourages him to write for the school newspaper.

Kelly is Julia's best friend and a fellow freshman in Scott's Honors English class. She secures a role in the school play and begins dating Kyle, cementing her status within the school's social circles.

Mandy is the editor of the school newspaper. She assigns Scott to the sports beat simply because he is wearing a football jersey on his first day in the newsroom.

Sheldon is a freshman who rides the bus with Scott. He acts as a frequent target for physical abuse from older students until his mother starts driving him to school.

Tobie is a boy from Scott's past who shared his hospital room during fifth grade. He gifted Scott a book, quietly inspiring Scott's deep appreciation for literature.