In a remote garrison, where day after day nothing happens, senior captain Marcus D'Ivoire is forced to carry out his miserable service. Spending time doing boring paperwork, he is ready to move even to hell, just to end his worthless existence. Winter Igernglass, who escaped from the orphanage, is hiding under the guise of a man, an ordinary colonial soldier, and dreams only that no one will reveal her secret and that she will never have to return to the past. However, the measured life of both comes to an end when a sudden uprising forces them to challenge the enemy and take responsibility for the fate of their comrades. And the heroes will have to fight not only against muskets and blades - the main danger is fraught with almost imperceptible, but at the same time deadly magic.