For your book cover, you could imagine a scene where a 9-year

For your book cover, you could imagine a scene where a 9-year-old girl is happily playing alone in a misty and spooky setting reminiscent of Silent Hill. The could be shown smiling and playing innocently in the foreground, perhaps with a favorite toy or pet. In the background, partially obscured by fog, you could depict the silhouette of a teenage girl aged 18, looking sinister or mysterious as she spies on the younger girl. The contrast between the innocent child and the watchful teenager could create a sense of tension and intrigue for the viewer. You could use a color palette of muted grays, blues, and greens to enhance the eerie atmosphere of the scene. Adding subtle details like twisted trees, distant shadows, or subtle hints of decay could further enhance the Silent Hill style of the cover.