Ning Hao, a top scientist and the president of the Ning Group, was betrayed and killed by his friend Xu Mingyuan. Unexpectedly, he awakened in the ancient Chu Empire with his spatial abilities, reincarnated as Ning Chang'an, the foolish third son of the Ning family. His father and two brothers were executed due to the emperor's suspicions and the schemes of treacherous officials. He and his seven sisters-in-law were left destitute and exiled. He decided to keep pretending to be foolish to secretly protect his sisters-in-law. On the eve of their exile, he used his spatial abilities to empty the royal treasury and seize the treasures of the corrupt officials.
Jocelyn, a small-town girl, moves to the city for work and unexpectedly has a passionate one-night affair with Anthony, the factory director. However, Anthony mistakes Jocelyn's best friend, Cindy, for her, leading to an arranged marriage with Cindy. Forced into the situation, Jocelyn is tasked with designing their wedding attire. When Cindy discovers Jocelyn is now working at Anthony's factory, she fears her secret will come to light. Determined to stop this, Cindy goes to extreme lengths—manipulating Jocelyn's parents and even using her childhood friend—to tear the couple apart.