Shannon's older sister, who is often frustrated with Shannon and struggles to manage her own social challenges at school.

A member of The Group and Shannon's main bully, who is driven by jealousy and insecurity but maintains a close bond with Jen.

Shannon's first and best friend, who is blonde and pretty; their friendship is tested as Adrienne expands her social circle.

The leader of The Group, who is admired for her confidence and beauty but eventually seeks a more genuine friendship dynamic.

Older friends Shannon makes after leaving The Group; they model a new, kinder way of being popular and help Shannon gain confidence.

A younger student who also experiences bullying, shares vulnerable moments with Shannon, and represents hope for kinder connections.