After Passing Through the Book, the Male Protagonist and the Villain Became Brothers-In-Law

[Wearing books + sisters wearing the same clothes + two-way secret love] In the eyes of outsiders, Jiang Qiong, a good girl, only does three things in school: skipping classes, playing games, and eating snacks. But he didn't expect that his sister would suddenly disappear and he would be pulled into the novel written by her. As soon as he put it on, he was knocked into the water by the female protagonist Shen Zhenzhen, and the male protagonist Xie Jing suspected that he had ulterior motives. After finally running out, he was caught by the villain before he could take a breath. As a result, the villain, with a handsome and mature face, stood behind her long-missing sister and called her obediently: "Auntie." ? ? ? My biological sister?