Fadma is an active Moroccan woman, a mother who, after the death of her husband, raised her two children alone: Ahmed is her pride and joy, having succeeded in France, and Karim is the eccentric artist who still lives with her. Sensing danger around her son Ahmed, she decides to visit him in France. And it's here that she discovers the problem of her granddaughter Julie-Aïcha, a teenager in search of her identity. Fadma and Julie-Aïcha discover a new shared passion.
Cyril is doing his Taï-Chi in a corner of the Domaine du Manoir. A golf club slams into the back of his neck, killing him with a deadly blow. The investigation is entrusted to Maud Arthuis, who is more than 8 months pregnant but widowed.
Back in Brittany, Captain Morgane Ledantec is confronted with the discovery of human bones after the fall of a sacred oak during a storm. The victim was a follower of druidism which Morgane was introduced to as a teenager by her godmother.
