A young man is badly hurt in a mysterious incident on the cliff. At first glance, it looks like a freak accident, but the case is far more complex.
Lost evidence resurfaces, and Dora begins to tell the truth.
A millionaire is found dead in his holiday home. Runarsson is sent to investigate. The death seems to be a suicide, but in reality it is much more complex.
The millionaire had been threatened on the day he died. A girl disappears with her father in a lava field. Helgi is annoyed by his inexperienced partner, Gréta.
Research suggests that the victim was threatened by three suspects before being murdered. Key witnesses don't dare speak up.
In spite of past disagreements, Helgi and Gréta are determined to close the investigation successfully. But then Helgi receives a shocking threat.