I Opened a Harem in the Tang Dynasty.

Travel to the Tang Dynasty to marry a princess, and see how the protagonist turns around, the history of the Tang Dynasty, and how the protagonist makes waves in the new trend of the Tang Dynasty. He has a peerless appearance and the temperament of picking immortals, an inventor that attracts everyone's attention, and a general with both civil and military skills... Whether it is cement or a water cup, he invented it. The protagonist was a consort in the Tang Dynasty, but was robbed by two princesses. … This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.