It portrays the initial confusion of a newly hired security guard who struggled with a complex alarm panel and the critical delay in notifying the fire brigade.
The film documents the specific "cascade of mishaps" that led to the near-total loss of the structure.
The film features a large ensemble cast portraying real-life figures from the night of the blaze. Key Cast Member Général Gontier (Commander of the Paris Fire Brigade) Mickaël Chirinian Laurent Prades (Cathedral manager) Jean-Paul Bordes Général Gallet Oumar Diolo Moumet (Fire safety supervisor)