Despite being produced three years after Fais pas ci, fais pas ça (2007) ended, takes place before the end of the series, as it is set in present day while the final season jumped forward time to 2022 and 2027. As such, this is explicitly set between Une vie de rêves (2017) and Mon Ami Squicky (2017).
All the regular cast from Fais pas ci, fais pas ça (2007) returns apart from Myrtille Gougat as Salomé Bouley, who is replaced by Juliane Lepoureau.