Trying to find inspiration in his mother's native village, author of detective novels David Rousseau finds himself investigating a most peculiar serial killer.
Rousseau
Louvetot
Niki
Aurélie Poulidor
Mc Cree
Barlozzo
Commandant Bellerose
Ulrich
Le Chaman
Frère Auguste
Frère Joseph
Lyes
Claudine
Frère Giacomo
Lola
Rousseau arrives in Mouthe seeking answers but is drawn into a gruesome mystery instead.
Rousseau ignores warnings and uncovers links between a hooded monk and the killings.
A killer’s call leads Rousseau and Louvetot to Aurelie.
Rousseau suspects Aurelie’s link to the crimes, but she hides a dark obsession.
Rousseau is held captive as Aurelie reveals her crimes and sets her sights on Nikki.
Aurelie’s finale looms as Rousseau and Louvetot seek to save lives and find the truth.