In revolutionary Paris, Maurice Lindey, a young idealist, volunteers for the National Guard, only to face the brutal realities of a fractured society. Tensions rise as counter-revolutionaries and spies crisscross the city. One day, he meets the mysterious Genevieve, drawing him into a secretive and dangerous entanglement. Interactions with the shoemaker Simon and other shadowy figures intensify his doubts about what is right. Though the Revolution preaches reason, the city sinks deeper into chaos and paranoia. As May 31st approaches, Maurice finds himself pulled into darker conspiracies. Torn between love, duty, and truth, he stands at the threshold of a deeper conflict.