Following the death of her younger brother during a police intervention, Malika embarks on a legal battle to ensure a trial takes place. However, her quest for truth jeopardizes the stability of her family.
During the summer, Jules, 10 years old, is welcomed by a young couple in the countryside, because his mother had an accident. How to feel at home in a village where its inhabitants are shaken by deep antagonisms. How not to fear what's behind « Les Hautes Herbes », the tall grass?