About an 11-year old girl and her life in the area commonly known as "Seppan", after the local factory AB Separator, south of Stockholm in the 1960s.

A young couple decides to sail around the world, hoping to get over the death of their young son. They set off in a used sailboat, whose previous owner had a fatal accident in the Bay of Biscay.

One of the students in a school, a young girl, is found strangled. Everything indicates that the gym teacher is guilty.