Brigadier Marc Vidal investigates the death of a bear in Ariège, in the Pyrenees, a traditionally hostile environment for sheep breeders.
When the troubling Esperanza Cruz tells him of her suspicions about a certain Léonard Vuillemin, he seems to minimize the danger.
Angry, she decides to go looking for the killer herself.
While she tries to find him in the forest, Léonard Vuillemin follows the bear's trail.
Each has his own secret and this merciless hunt will rekindle the dramas of the past.
Three destinies that will cross. Three souls wounded by life.
A thrilling investigation where environmental crime and calculated vengeance are mixed together.