The Sacré-Cœur Basilica, which rises above Paris and is woven into the city's skyline like a structure descending from the sky, is just a tourist spot or a postcard image for many. This production, directed by Sabrina Gunnell, opens the doors to a much deeper, more personal world under that white dome. This film, set in the docufiction genre, treats faith not only as a belief system, but as a living and questioning fire that keeps people alive in their inner world. Hz. Devotion to Jesus, individual ties with the sacred texts, and testimonies shaped around the figure of the Virgin Mary are intertwined with fictional elements while being told from the mouths of real people. This hybridity saves the viewer from both the cold objectivity of the documentary and the distant gaze of fiction, dropping him directly into the middle of the emotion. Gunnell frames this journey with a question open to all who believe or seek faith in one way or another: What is the true weight of an oath, and can one carry it through life? The healing power, courage and price of faith are shaped around these questions. The performances of actors such as Grégory Dutoit and Julie Budria, blended with real testimonies, give the film the tone of a sincerely dug existential questioning, not an atmosphere of naive religiosity. This 2025 film offers a quiet but shocking experience that takes religious cinema beyond its usual boundaries.