Per is living in a small town and dreams of becoming a jazz musician in New York. As a first step he applies to a music high school in Stockholm and is - much to his surprise - accepted. Then a new chapter in his life begins when he falls in love with one of his fellow students, Kim.
"Home Guard and Mumps" is set in the mid-1940s, the farmer Nils Erik Kristersson (Stefan Gerhardsson) farm at Ätran in Falkenberg. He is married to the ill-tempered Mathilda (Siw Carlsson), and together they have daughter Greta. The farm is also home to the försupne toffelmakaren Ola Larsson...