The Marquis's Daughter Awaits Her Wedding

Xie Chang'an, the second daughter born to the main branch of the Rong'an Marquis household, grew up in the family's ancestral home in Fujian, keeping her grandmother company. But when her elder sister, Xie Changning, who was already engaged, eloped with someone, Xie Chang'an was forced to disguise herself as her sister and take her place in the political marriage. Between royalty and military commanders, when the final song ends, who will be fortunate enough to find happiness?