21-Year-old Qi Yu climbed Mount Tai with his girlfriend, but was accidentally pushed down by the crowd. He brought a "secret weapon" belonging to the 21st century to the Yonghui period of the Tang Dynasty, but was inexplicably captured by the housekeeper of the Hou Mansion and took him home. He became the daughter of the Hou Mansion. There was a kind grandmother, a paralyzed Grandpa Hou, a nagging mother, and a doting grandmother who even hired a wife and a concubine for her early in the morning. There are several other girls who are trying their best to climb into her bed. Thirty-six tricks are the best. They accidentally stay in Ganye Temple outside the city. They fall in love with the pretty nun Wu Meier. After two years of love, they can no longer compete with her desire for power. Since then, they have been estranged from each other. Six years later, they finally returned to Chang'an. However, they were feared by the Tian family because of their property. They opened a brothel with Changsun Li. They opened a restaurant with Qinghe Prince Consort and formed the first killer organization with their master. Founded the "Sohu" intelligence agency, built thousands of households in the city, and had rumors of an affair with Princess Lanling that were known to both the government and the public. When she became the queen, she secretly bit her teeth. She was sent to the battlefield with an imperial edict. After several years of military service, they repeatedly performed extraordinary feats. The two of them stayed together for thirty-five years across Shangyang Palace. After Qi Yu's death, no body was found. A tomb was erected in Furong Garden. In the winter of the first year of Shenlong, the empress died in Shangyang Palace. Before her death, she held a hibiscus flower in her hand. With a smile on his face, Qi Yu unexpectedly returned to modern times again. Everything seemed like a dream...