Su Jin, a modern embroiderer, unexpectedly transmigrates to ancient times and becomes the daughter of a convicted official. She relies on her peerless embroidery skills to survive in the palace. The cold-faced general Pei Yu treats her differently, and the two are drawn to each other amid the palace's political schemes. While investigating her family's wrongful conviction, Su Jin discovers that it is connected to a conspiracy at court, while Pei Yu is also framed for colluding with the enemy. With nowhere left to turn, she wields her needle like a sword and spins schemes with her thread, joining forces with the general to unravel the mystery.
“The true meaning of flying together as a pair is a fated bond that spans a thousand years.”