After I Transmigrated into a Book, I Accidentally Fell in Love with the Protagonist

[Adorably ditzy heroine x devoted, possessive hero] Lin Yanqiu never imagined she would transmigrate into a book, and end up as a minor side character who had never even met the main cast. That would have been bad enough, but she also had to wait until the story reached its happy ending before she could go home! And on top of that, she had to fulfill the protagonist's wish? When she finally met the legendary protagonist, he had lost his memory! So Lin Yanqiu bluffed her way into making Xia Yuyan her bodyguard. Xia Yuyan had always thought he could never fall for anyone, until he saw a portrait of someone else hanging in her room. “You like him, don't you? Why can't you like me?” Lin Yanqiu never expected Xia Yuyan to be in love with her, and screamed inwardly. “Weren't you the one who said you had no interest in romance?!”