Albie’s free-spirited, 21-year-old babysitter from California, known for her pink streaked hair. She supports Albie with creative approaches and without expectations.

Albie’s mother of Korean descent who shares a close bond with him. She has subtle academic expectations for Albie, likely influenced by her own upbringing.

Albie’s father, who is loving but often busy and disconnected. He shares some traditional expectations for Albie without fully understanding his needs.

The leader of the school math club, an older man known for his kindness and humor. He mentors Albie with encouragement and wisdom.

Albie’s best friend, a high-achieving student from a large, Kazakhstani family involved in a reality TV show. He remains a constant presence in Albie’s life despite fame and a move.

Albie’s classmate at his new school who is much shorter than him and speaks seldom due to a stutter. She becomes a close friend and helps him with school tasks.