A police chief in northern France tries to solve a case where an old woman was brutally murdered on Christmas Eve. However, in a neighborhood rife with crime, everyone seems to be a suspect.
A transferred prefect, a fiery driver, an overturned car, an exploded radar, three faded yellow vests, a loaded gun, an improvised prison, an overcharged call, a shot plum... In short, a French roundabout.
