1889. On the sidelines of the opening of the Eiffel Tower, star of the Paris Universal Exhibition, three engineers from the Eiffel company are assassinated. Louise Massart, a free and modern young woman, daughter of one of the victims, is unjustly accused, arrested and interned at the Salpêtrière hospital.
Mystère à la Tour Eiffel is a French television film directed by Léa Fazer for France 2. It is the second television film in the Mystère à Paris collection.