Rainbow wants to battle stereotypes at school after she joins the track team and feels like her friends only see her skin color. Meanwhile, Alicia and Paul battle stereotypes of their own, and Santamonica tries to be cool enough to hang out with Rainbow’s friends.

After learning that scientists predict the ozone layer will be depleted in 20 years, Rainbow panics and tries to implement Earth Day at school to influence some change. To her surprise, she is met with resistance, forcing her to takes matters into her own hands to fight for the cause.