Kaunis rietas onnellinen: Kaija Koo is one of the most popular artists in Finnish pop music and power ballads. The biopic follows Kaija Koo's journey through music and life as she navigates through her challenges and finds true freedom in her personal and professional life. From an insecure young woman, she grows into an independent and strong woman whose personal growth story, and especially the songs that emerge from it, will empower many generations.