Xu Nuo, the heiress to the Yuanfei Group, returns from studying abroad to find her family in disarray. Her mother has lost everything, and her foster brother, Shen Jiahe, is poised to take control of the family business. To make matters worse, her father's fiancée is Bai Xia, her old rival. Determined to reclaim her place and expose Shen Jiahe's true intentions, Xu Nuo devises a bold plan, setting off a high-stakes game of love and betrayal.

To protect her eldest sister, Yueling, the youngest princess of Dongyu, becomes engaged to Zhou Shiyu, the North Prince of Beishuo. During their journey to Beishuo's capital city, they face numerous assassination attempts. Their connecting jade pendant activates a Time Gate, allowing Yueling and Zhou Shiyu to repeatedly revive and strive to change their destiny while addressing their nation's challenges.

In 1930s Shanghai, a wrongly accused hero escapes death row and unravels a deadly conspiracy, battling enemies and uncovering a foreign plot that threatens his nation.