Emilia is a suburban kid. She goes to school, lives with her Mom and sometimes her Dad, and her life couldn’t be more ordinary. But one day Emilia’s pet hamster bites her finger. Emilia gets a secret superpower to transform into Super Furball, who can fly and solve problems with her superpowers. At the same time, the herrings in the nearby Baltic Sea bay are screaming for help because of poisoned water. As the Super Furball, Emilia takes it upon herself to fix the situation and finds ways to be more courageous in her own life.

After losing her father, Vilma can't find her place in the life of her foster family. As a result of her struggles, Vilma ends up in a juvenile home, where she refuses to be subdued by the arbitrary and abusive staff who run it.