In a stand-in romance novel, Gege, who was arranged to marry him, had disappeared. You can refer to the following books: [Substitute Princess: The Belle's Favorite Concubine] 2." The Substitute Queen: The Love-Seizing Concubine of Lord Baylor " 3 "Substitute Princess: The Evil King's Favorite Concubine" 4 "The Substitute Queen" Reborn Substitute Queen All of the above novels had a substitute plot. Some of them were about the male and female protagonists replacing each other, while others were about the male and female protagonists replacing each other.