Transmigrate Into a Book: The Male Lead's Overbearing Love for His Childhood Sweetheart

[Childhood sweethearts + light romance + patriotism in the later arc + both leads are each other's first and only + hypnosis and amnesia] Do childhood sweethearts always end up together? No. She is Shu Yuewan, but she is also not Shu Yuewan. She transmigrated into a book and became the male lead's childhood friend, a villain who did all sorts of wicked things. To win his heart, Shu Yuewan did many terrible things. In the end... she still didn't die. By the time she transmigrated into the book, she was already married to the male lead, her childhood sweetheart. Even the heroine from the story had appeared. She became extreme...