Splendid Tiangong: the Prince's Favorite

Lu Qingci, a modern engineer, once traveled through time and became an ancient concubine, and was forced to marry Xie Wuwang, the notorious king of Ding. He originally wanted to abide by the contract and be a wealthy idler, but because of his knowledge and skills that transcended the times, he was involved in court troubles and border wars again and again. The two went from being a contract couple who tested each other, to partners who admired each other, and eventually became soul mates who shared life and death, and together they wrote a powerful empire legend.