Through unexpected circumstances, an illegitimate daughter, Han Ziqing, crosses paths with Jun Beiye, a prince known as the God of War. Drawn into national conflicts, they face off against various factions together. Despite her low status as the prime minister’s illegitimate daughter, Jun Beiye, who is feared for his battle prowess, chooses to protect her, revealing a deep devotion beneath his ruthless exterior.
The modern mortician Zhang Chu Xi accidentally transmigrated into the body of the "Queen" of the Lan Dynasty, whom the prince wanted assassinated. Zhang Chu Xi, who is determined to have a complete relationship, fights through the fog and dangers to survive amidst the bewildering and confusing royal schemes, and also falls in love with her would be assassin Su Ning Ze in successive incidents.