The girls return to Malory Towers along with new girl, Ellen Wilson. A new head of form has to be elected, with Darrell, Alicia and Gwendoline all nominated for the position.
Police captain Laure Bertraud returns to work as she and her team begin a complex new investigation after a human torso is discovered in a pile of garbage in the 20th arrondissement in Paris. Meanwhile, a high profile criminal trial tempts ambitious lawyer Joséphine Karlsson, and Judge Roban faces a health crisis. This new season pushes every character to their limit, and forces them all to question long-standing affiliations and beliefs.