After I Transmigrated Into a Book, I Became the Powerful Minister's Beloved

(Both leads are pure, one-on-one romance, love grows over time, and a sweet romance! Come on in!) Gu Qingyou transmigrates into a book, becoming the brainless, vicious cannon-fodder female character. To stay alive, she decides to cling tight to her convenient husband, who will one day become a powerful minister, and refuse to let anyone take him away!