Princess! You have Five Husbands!.

Sent to a distant kingdom for a political marriage, Zhangsun Wuhen is shocked to find a society unlike her own—where women can govern, fight, and even choose freely among five brothers for a husband. As she learns to navigate her new role in the Kun family and adapt to unfamiliar customs, she forms deep bonds and discovers a newfound sense of purpose and belonging in her adopted homeland.