A mischievous student known for his rebellious antics; he views rules as challenges and is central to the narrative's examination of authority and defiance.

An academically driven student with strong ambitions, who contrasts with Oliver's chaotic nature through her adherence to school rules and her focus on future success.

Oliver's best friend known for his cautious demeanor, often serving as a voice of reason and representing a more grounded perspective.

An outcast eighth grader who often finds himself in detention, known for his argumentative nature and transformation under Mr. Aidact's guidance.

An engineer from the Department of Education responsible for overseeing Mr. Aidact, often portrayed as focused on maintaining the project's parameters and secrecy.

The main authority figure at Brightling Middle School, upholding the school's traditions and navigating her responsibilities in light of the school's secretive project.