Based on a novel by A Ci, the story follows Princess Changsheng who's said to "hate marriage." Known for her wit, cleverness, and beauty, she decides to pursue her own love.

Princess Liu Chang Sheng from the Fu Yu Kingdom has the label of "husband-killer" attached to her name. As she reaches the age of marriage, she worries about finding a suitable husband. The Emperor intends to send her to the Da Tang Kingdom to marry the ruthless and bloodthirsty Prince Qin Li Jing, who is known as the "Jade-Faced Demon". With the mission of "killing husbands to save the country", Chang Sheng and Li Jing embark on a comical and absurd journey. As they get to know each other, they overcome prejudices, ignore rumors, and bravely pursue love, ultimately discovering the true meaning of love.—CPOP HOME

Despite being a renounced beauty of the Fu Yu Kingdom, Princess Liu Chang Sheng (Qi Yu Chen) can't seem to find a suitable husband, as she is rumored to bring bad luck to her future spouse. Taking advantage of this rumor, the emperor sends Princess Chang Sheng to marry feared warrior Prince Li Jing (Wu Jun Ting) of the neighboring kingdom, in the hopes that she might cause his death. However, Princess Chang Sheng decides to actively pursue Prince Li Jing romantically and form a genuine relationship. Although her attempts seem one-sided, the prince may not be as cold as he appears... Can this couple beat the odds? The Unexpected Marriage is a 2024 Chinese romantic comedy drama directed by Xi Dao, adapted from the web novel The Leftover Warrior Princess by A Ci.—Rakuten Viki

When the prince of neighboring Daqin arrives disguised as a marriage envoy, Changsheng sets her sights on him. She cleverly create coincidences, and eventually, seals their love with a kiss. Though it seems like a one-sided effort, it's clear that the prince is equally drawn to her, secretly protecting her and playing along with her romantic "little tricks."—ChineseDrama.Info