Adam is a sixteen-year-old high school junior who has recently been diagnosed with paranoid schizophrenia. Hoping a new clinical drug trial will suppress his symptoms, he transfers to St. Agatha's Catholic school and decides to keep his condition a secret from his peers. He enjoys cooking because the required concentration helps quiet his mind. While he wants to experience a standard teenage life, he carries lingering anger toward his biological father and wrestles with feelings of isolation.

Maya is a highly perceptive student attending St. Agatha's on a scholarship. She harbors a deep distrust of people she considers fake, preferring blunt honesty in her interactions. Balancing her rigorous coursework with her responsibilities on the Academic Team, she also helps care for her twin younger brothers at home. She builds a strong connection with Adam, drawn to his straightforward demeanor.

Ian is a student at St. Agatha's who actively monitors the social hierarchy by collecting embarrassing information about his peers. He hides his own insecurities by exposing the vulnerabilities of others. His family's wealth gives him unearned influence, which he leverages to intimidate classmates who cannot fight back.

Dwight is a bright, talkative student at St. Agatha's who participates enthusiastically in the Academic Team. He approaches situations practically and does not hold onto grudges. Standing out with his fair hair and light-colored clothing, he proves to be a steady presence in the classroom. He easily accepts others as they are.

Adam's mother is a deeply caring parent who has spent years helping her son manage his schizophrenia. She is newly pregnant and married to Paul. Her primary concern is Adam's well-being, and she desperately wants him to experience a standard high school life without facing prejudice.

Paul is Adam's stepfather. He initially reacted to Adam's schizophrenia diagnosis with fear and hesitation. He actively tries to bridge the emotional gap between himself and his stepson, though he often feels out of his depth regarding mental illness.

Rebecca is a tall, visually striking hallucination with long blonde hair and expressive blue eyes. She rarely speaks but serves as a visual representation of Adam's inner intuition. She frequently alerts him to environmental details he subconsciously notices and provides silent comfort during stressful moments.

The Mob Boss is the leader of a group of hallucinatory gangsters that populate Adam's mind. He embodies the harsher, more confrontational aspects of Adam's subconscious. He represents the uncomfortable truths and anxieties that Adam refuses to consciously acknowledge about his illness.

Jason is a quiet hallucination who appears to Adam as a tall, naked man. He rarely takes action or interferes with Adam's day. His constant nudity visually represents the part of Adam that feels exposed and vulnerable to the outside world.

Rupert and Basil are a pair of large, aggressive hallucinations who manifest when Adam feels trapped or angry. Their dialogue consists entirely of the mean, sarcastic thoughts that Adam wants to express but forces himself to keep bottled up.

The therapist is the intended recipient of Adam's ongoing journal entries. Tasked with monitoring Adam's behavior during the clinical drug trial, the therapist provides a silent sounding board for Adam to process his emotions.