Shu Zhen, a noblewoman living behind the walls of a grand household, endures the despair of her daughter’s abduction and the destruction of her home. On a perilous journey through a war-torn land to find her loved ones, she begins with a secret letter and a box of medicine, then sets out on a revolutionary path she never could have imagined. As “Miss Shu” becomes “Comrade Su,” one woman’s awakening and the salvation of a nation intertwine and blossom in an age drenched in blood.