After losing her job for standing up to her boss's harassment, Li Qinnan accidentally falls into a sewer and dreams she’s transported to the ancient kingdom of Daqi. There, she becomes Qiu Yuke, a noblewoman betrothed to the kingdom’s enigmatic National Advisor, Ming Jingchuan, who has his own secrets. Desperate to escape her arranged marriage, Qiu Yuke crosses paths with Ming, and despite her initial resistance, they begin to form a connection. As they navigate the complexities of love and power, dark forces threaten to disrupt their lives and the kingdom’s stability. Caught in a web of intrigue, Qiu Yuke must make a choice that could alter her fate forever, leading her to confront unexpected challenges and hidden truths.