Gloria Mundi is a French drama film directed by Robert Guédiguian. The story revolves around a family living in Marseilles, France. Daniel, the main protagonist, is a former convict who just got released from prison. He returns to his daughter Mathilda, who has just given birth to a baby boy. Mathilda is in a relationship with Nicolas, who is a self-employed driver and is struggling to make ends meet.
One evening, Nicolas gets beaten up by some taxi drivers who are angry about the competition he creates by offering cheaper fares. Meanwhile, Mathilda struggles to balance her job as a sales assistant on a trial basis and her responsibilities as a new mother. She also tries to support Nicolas and help him recover from the injuries he sustained in the attack.
As the family tries to deal with these challenges, they also have to confront their own internal conflicts. Daniel has a strained relationship with his own mother and sister, who are unhappy about his past mistakes. Mathilda has to grapple with the guilt of not being able to spend enough time with her baby.
In the end, the family tries to come together and create a better future for themselves, despite the obstacles they face. Gloria Mundi is an emotional exploration of family dynamics and the struggles of ordinary people in modern-day France.