Swedish intelligence officer Carl Hamilton's 7-year-old goddaughter Nathalie is kidnapped. When the kidnapping's underlying motive becomes known, the Swedish authorities assume a passive role, forcing Hamilton to action. With the help of international contacts, Hamilton manages to get them on track. Hamilton, along with some military colleagues, plans a daring rescue mission.
In 1939, a group of skiers set off on a five-day ski trip in the Lapland mountains. Due to a severe storm, they are snowed-in a mountain cabin. On the first night, a murder takes place, the successful businessman Weismann is brutally stabbed to death. The group's participants realize, horrified, that the killer must be one of them. In order to endure the following days trapped in the cabin, they must try to solve the murder mystery themselves.
14-year old Em likes to hang around in her old play house. One day a boy, Jakob, sets fire to it, and Em catches a brief glimpse of him before he disappears. They meet again a few days later. For the first time in her life, Em falls in love.