Judge Claire Delval discovers that her father, Simon Delval, is involved in the corruption case she has been investigating for years. Forced to resign, his place in the Francophone Liberal Party is coveted by the discreet Mark Van Dyck

The body of a teenage girl is found in the forest near the rural village of Manscheid, deep in the North of Luxembourg. Luc Capitani, a gruff detective from the South of the country, is put in charge of the case. Having trouble navigating the closed, communal and protective mentality of the northerners, Capitani finds himself unwillingly dependent on the help of Elsa Ley, a young and intrepid local policewoman. The officers quickly find themselves entangled in a web of secrets and lies.

Samy, a young parliamentary assistant, arrives in Brussels after the Brexit referendum. He is not fit for the job. Samy doesn't know much about European institutions and he hopes to get away with it thanks to his cleverness…