Modern person Luo Yunqing accidentally entered the book and became the queen of Prince Chen Xiao Chengjin. In the original book, Xiao Chengjin had a sense of belonging, but because she disliked the crude and vulgar nature of Luo Yunqing's original body, she neglected him after marriage. Liu Yanran, who was deeply loved by Xiao Chengjin, also secretly framed Luo Yunqing; So Luo Yunqing was in a dangerous situation as soon as she passed through, but with a divine perspective, Luo Yunqing knew Xiao Chengjin's difficulties. So, while acting according to the character design, he tore off the green tea concubine by hand, and in the midst of Liu Yanran's dilemma, he cleared his name. By chance, she met his fellow villager He Sheng who had also traveled through time, and learned that the key to returning to reality was in the imperial ancestral hall, which could only be opened when the crown prince was conferred; So Luo Yunqing decided to help Xiao Chengjin compete for the throne. Faced with the overt and covert framing of his competitor Xiao Chengxu, Luo Yunqing had to use modern knowledge to fight against him, and ultimately succeeded in sending Xiao Chengjin to the throne