A French cultural research group arrives in Finland. From Helsinki, the group travels to Saimaa to participate in Midsummer rituals, where the summer night celebrations overwhelm the researchers.
A man sets out to prove his right against a District Court in a small town. The locals are not willing to accept anything but their own truth of the matter.
Laila and Lasse are two teenagers dreaming about careers as singers. Lasse's brother Rami dreams about motorbike racing and dates a pretty blond Anjukka. Her father works in the hot new field of TV advertising, which might be a good route to stardom for Laila and Lasse. But then Anjukka sets her eyes on Lasse and Rami sets his on Laila, and many a popular hit melody is sung in between.
