This type of romance novel is not common in real life, but you can find a lot of it on the Internet. Here are some romance novels that meet your requirements: 1 "Why Do I Silence?"-Gu Man It was a story about a modern girl and an ancient prince. Although they were married in ancient times, they still hid their identities and lived a happy life together in modern times. 2. Poisonous Bastard Daughters-Electric Wires It was a story about a concubine's daughter and an emperor. Although there were many obstacles in their marriage, they finally overcame everything and lived together. 3 "Thousand Bones of Flowers"-TV drama novel It was a story about a Hua Qiangu and a Bai Zihua. Although they were married at the beginning, they still hid their identities after marriage and lived together for a long time. 4 " Chu Qiao's Legend "-TV drama novel It was a story about Chu Qiao and an emperor. Although there were many obstacles in their marriage, they finally overcame everything and lived together.