The Parisian police and lawyers return for a gripping fifth instalment of the critically acclaimed crime drama series. Police Captain Laure Berthaud is in grief, yet her personal life threatens to be derailed further when she receives some unexpected news. Working with her trusted team of lieutenants, Gilou and Tintin, she leads an investigation into a shocking double murder. Meanwhile, lawyer Josephine Karlsson tries to rebuild her reputation by taking on the case of a man accused of killing a policeman, but things don't quite turn out as planned. Her colleague, Pierre Clement finds himself defending a suspect of Laure's investigation; while Judge Roban is intent on exposing what appears to be a case of police manipulation. With its nail-biting suspense and constant tension, Spiral is a furiouslv-paced crime series.