The film takes place in Toulouse and tells the story of Jean, a 55 year-old policeman who discovers his son, Maxime, and his son's boyfriend hanged in a hotel room. The autopsy shows that he died from an overdose of GHB, just seven minutes after his boyfriend. During an evening organized by Maxime's friends, Jean disco…

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.