Un long dimanche de fiançailles

Mathilde, a young Frenchwoman, searches for the truth about her missing fiancé lost during World War I, uncovering clues and confronting a corrupt system. With the help of a private investigator, she discovers her fiancé is alive but suffers from amnesia. Seeing Mathilde, Manech's expressions reveal the depth of his unrequited love, as she watches him with tears in her eyes and a silent smile.