Season 4 of the successful crime drama Wisting. The episodes are based on Jørn Lier Horst’s bestselling books about police inspector William Wisting.

A young boy disappears from his family’s hotel and an employee with close ties to the family is found murdered. William Wisting and his colleagues are under immense pressure to solve the murder and find the boy before it’s too late, but Wisting is soon drawn into another case when a mysterious letter arrives.