Tang Susu, the finest embroiderer in Jiangnan, was actually a crown prince who had been switched at birth and raised as a girl. Gifted with the secret art of “blood embroidery,” she joins forces with her twin brother, Tang Lin, after her family is wiped out to fight the Thousand Needle Sect, which controls the imperial court. From an orphan in an embroidery shop to overturning the throne, she wields needles like swords and threads like schemes, recutting fate itself in a deadly embroidered game.