Deadwind (season 1)

Sofia Karppi is a homicide detective from Police Department of Helsinki. She tries to get over her husbands death with two daughters. A rookie detective named Sakari Nurmi is transferred from financial crime unit and becomes the workmate of Karppi. Their first case starts as an ordinary disappearance. But a dead body of a young woman that was found in a short time launches a chain of events that are threatening to destroy the life of the main heroine again.