In the sixth year of Emperor Yongzheng's reign, Batu travels to the Qing Dynasty with his brother and cousin for a marriage alliance. Along the way, he has a misunderstanding with Cai Die, the daughter of a noble. When a series of mysterious disappearances occur, Batu and Cai Die team up to investigate and eventually fall in love. They uncover a conspiracy involving a group called the Twelve Hairpins and expose the mastermind behind it. Despite the ongoing mystery of a treasure, justice prevails, and Batu and Cai Die marry, finding happiness together.

In the sixth year of Emperor Yongzheng's reign, Batu travels to the Qing Dynasty with his brother and cousin for a marriage alliance. Along the way, he has a misunderstanding with Cai Die, the daughter of a noble. When a series of mysterious disappearances occur, Batu and Cai Die team up to investigate and eventually fall in love. They uncover a conspiracy involving a group called the Twelve Hairpins and expose the mastermind behind it. Despite the ongoing mystery of a treasure, justice prevails, and Batu and Cai Die marry, finding happiness together.