Ye Wushuang, a former special forces training officer, transmigrates into the body of a general feared by all. After living as a man for eighteen years, she is suddenly ordered by Emperor Tianhui to marry.
Just like that, the mighty Cavalry General becomes a woman in bridal finery and marries the Fifth Prince, Xiao Jingrui.
As for Xiao Jingrui, he's a sickly man who pants after walking two steps and has to rest after three. Rumor even has it that he fainted from fright at the sight of his bride on their wedding day.
Yet this sickly man dotes on the proud and unruly Cavalry General like no one else.