Berlin playwright Lisa follows her husband Martin to Switzerland, where he manages a private school. However, when her twin brother Sven’s leukaemia begins to wreak havoc on his health, she decides she must return to her roots, which has significant consequences for her relationship.

In the spring of 1970 a small village in Valais experienced unusual turbulence. Is it because of the federal vote on women’s suffrage? Or in the upcoming foreign infiltration initiative? No, it’s worse: the brass band is falling apart! Half of the village blames Aloys, the other half blames Pierre. What begins as a musical conflict soon leads to a political conflict and even extends to love.