At dawn, a cannon rips through the plain. The horses tread the beaten ground at a gallop. Eva, 21, wishes to join the hunters of the imperial guard, a regiment of historical reconstruction Napoleonic reserved for men. In search of romance, she conceals her identity to be able to set foot in the stirrup, defying a 200-year-old ban. In this world of powder and smoke, Eva discovers herself as she has always dreamed of: a handsome soldier alongside of a beautiful princess.