Yangyang and Xinxin were a couple in love. They both loved historical writing. One day they made an appointment to go to a Tang Dynasty ruins. When they arrived, Xinxin was visiting a stone room. Yangyang answered the phone without paying attention and Xinxin was nowhere to be found when he came out. . . Xinxin was transported to the Tang Dynasty by a mysterious force. After many inquiries, Yangyang learned the secret of the stone room. After unremitting efforts, he finally found Xinxin and overcame many difficulties, changed many things, and helped many people.
