Viewers interested in modern Drama, Music cinema often explore Ballaadi because of its cast, story direction, and audience popularity.
At the request of author Zacharias, Fredrik begins composing an opera, inspired by a summer walk in Backas, Espoo. He falls in love with Ebba, who sings like a nightingale about a young mermaid on the shore of the lake. Fredrik's infatuation causes a scandal in Helsinki society circles, as he is married.