女主角是患有“被迫失眠症”的公主,由于常年熬夜身体不好,昼伏夜出的她只能靠着市面上的言情小说打发后宫的寂寥时光;男主角是战场上九死一生的命硬将军,看似腹黑阴冷,实则重情重义。An unfavored princess suffering from insomnia and a stone-faced general on a mission to trace the cause of his brother's death were fated to meet thus igniting a sweet and heart-wrenching romance. The 9th princess Chu Yue has developed a long-standing history of insomnia due to an accident in her childhood. Chu Yue and her younger brother have lived their lives depending on each other. Under the wrong circumstances, she becomes the bride of the famous general Xue Yao. After learning about the suspicious events surrounding the death of Xue Yao's older brother, the two join hands to investigate the case.