After a young woman and her parents are murdered by a killer determined to wipe out the entire family, Detective Inspector Joona Linna works with a psychiatrist to hypnotize the son who narrowly escaped death in order to find the one surviving daughter before the murderer does.

During a police intervention, a macabre discovery is made in the trunk of a car. Josef and Oskar find themselves in the line of fire of a seemingly cold-blooded killer. But things are not what they seem.

A trip to Croatia to celebrate Inger's 60th birthday. The whole thing sounded like a great idea until Inger caught her husband having an affair. When the plane takes off for Split the depressed Inger and her two daughters, much too sensible Malin (35) and chaotic Tove (32) are on board. Tove has to struggle to be included in Inger and Malin's circle, the sister's rivalry over their mother is so strong it quickly escalates into a competition of who can comfort Inger the best.

A stripper at the club Studio Six is murdered. A political scandal takes off when the Minister of Commerce appears to have been at the club. He resigns - but only to hide an even bigger secret.