Charlie is a 14-year-old, openly gay student in year 10 who plays the drums. He previously endured severe bullying after coming out. Because of this, he maintains a sensitive demeanor but possesses a quiet confidence. He often assumes he is at fault when things go wrong but shows resilience when setting personal boundaries.

Nick is a 15-year-old rugby player in year 11 at Truham Grammar School. He is a tall student who generally spends time with other athletic boys. Unlike his peers, he is gentle and protective. He shows immediate kindness to Charlie when they are seated together. He questions his own identity and the social expectations placed upon him as a popular athlete.

Ben is a student who maintains a public relationship with a girl while quietly arranging hidden meetings with boys. He is aggressive and deeply ashamed of his own identity. He demands absolute silence about his activities. He uses intimidation to get what he wants and projects his insecurities onto others.

Tao is Charlie's close friend who holds a negative view of popular athletes. He is fiercely protective of Charlie but often expresses this through controlling warnings about social circles. He relies on stereotypes to judge others. He assumes that all rugby players share the same unkind traits.

Tara is a student at a nearby all-girls school who previously knew Nick in middle school. She is subjected to the gossip of Nick's social circle. His friends forcefully push the two of them into conversation at a party. She is observant and offers immediate solidarity to those struggling with social pressures.

Tori is Charlie's older sister who shares his dark hair and quiet personality. She is highly perceptive about her brother's emotional state. She understands his struggles without needing detailed explanations. She provides a safe and comforting presence in his home life.

Mr. Lange is a friendly and outgoing teacher at the boys' school. He is responsible for managing the registration period. He assigns the students their new seating arrangements for the January term.

Miss Singh is the physical education teacher and rugby coach. She actively works to maintain an inclusive environment on the field. She shuts down rude gossip and reminds students not to judge others based on appearances.

Harry is a student who belongs to the popular, athletic social circle. He is a loud and judgmental student who actively pressures his peers into uncomfortable situations. He does this for his own amusement during his birthday party.

Sai is a boy who plays on the Truham Grammar School rugby team. He participates in the group mentality of the athletic circle. He questions the social choices of his teammates and engages in the ongoing gossip.

Nellie is a friendly pet dog living in the Nelson household. She is highly affectionate. She quickly warms up to new visitors and provides a joyful presence during social visits.

Nick's mother is a supportive parent who pays close attention to her son's social life. She is highly observant of his moods. She carefully watches the way different peers affect his personality and comfort levels.