Li Qinghua transmigrates into a novel as the frail, original wife who dies young in the story. She initially believes that once she completes the storyline, she can return to reality. However, she unexpectedly discovers that the male protagonist, Xie Dao'an, has become increasingly dark and ruthless following her death, and the entire fictional world is on the verge of collapse. To prevent the world from falling apart, she returns to the imperial palace disguised as Qinghe, a third-rank palace maid. Facing the powerful and cold-hearted Regent King Xie Dao'an, can she successfully lower his darkening value and protect the people she holds dear?