Archaeologists dig up a mass grave in a Swedish forest. A special police group is set up to find out the murderers.
Murder investigator Evert Bäckström is convinced that crimes have been committed when a women's cranium is found on an island in the archipelago. But his investigation is countered by the police chief and when the woman's identity is clarified, the entire investigation is turned upside down.
A homeless former detective and an aspiring police officer join forces to solve a cold case in which a pregnant woman was buried alive on a beach on North Koster Island.
Waltz for Monica
"Monica Z" is a biopic about the Swedish singer and actress Monica Zetterlund focusing on her journey from a job as a telephone operator in a small town in Sweden to stardom in the clubs of New York and Stockholm.