The Paris opera house is about to give a performance of Carmen, when a young usherette is killed in one of the boxes. Faustine must prove her fiancé’s innocence before it’s too late.
Includes: Mystery at Moulin Rouge, The Eiffel Tower Mystery, Mystery at the Opera Garnier, Mystery at the Louvre Museum, Mystery at the Place Vendome, Mystère à l'Élysée, Mystery at Sorbonne University
