But where do all those lost stockings go? The ones you know you've put in the washing machine, but never taken out again. Shocked to discover a drawer full of stockings all alone in their house, young Louis and Madeleine set about investigating.

These days, there's no escaping the web of social networks. But what impact does this have on the lives of our teenagers?

What do the world's largest hair salon in India, a Sicilian cascatura workshop and a Montreal convenience store have in common? Answer: three women.

In the middle of winter, amid the general effervescence of a Beijing transformed by the approach of the Olympic Games, six top Chinese athletes die in mysterious circumstances within a few weeks of each other: a swimmer is found hanging from the diving board of a swimming pool; a weightlifter expires in the arms of his mistress; three relay runners perish in a car accident; a cyclist drowns...

In Reykjavik, in 1979, the body of a man is fished out of the blue lagoon. The police discover that the victim is an engineer working at the American base in Keflavik, and that strange flights have been taking place between Greenland and Iceland. While the American authorities seem unwilling to cooperate, Erlendur and Marion Briem lead the investigation.

Yukiho and Ryoji have two things in common: they go to the same school and Yukiho's mother was the last person to see Ryoji's father before he was murdered.