Su Yao, the legitimate daughter of the Prime Minister, was framed by her concubine Su Rou and her scumbag fiancé Lin Yu in her previous life. Su Rou forged evidence to accuse Su Yao of colluding with foreign enemies, and died after being tortured. When Lin Yu was in despair, he came to humiliate her and told her that everything was a conspiracy between him and Su Rou, just to seize the Su family's property and power. When Su Yao found out that she was reborn as a hairpin, she vowed to make Su Rou and Lin Yu pay a heavy price in this life.
Purpose: A new life of growth