Blood Work: An Original Hollows Graphic Novel (Signed Edition) - Perfect for Comic Collectors & Urban Fantasy Fans" （注：原标题中"Blood Work"已是英文，无需翻译。优化后标题： 1. 保持了核心关键词"Blood Work"和"Hollows Graphic Novel" 2. 明确标注签名版属性"(Signed Edition)" 3. 添加使用场景说明，吸引目标受众：漫画收藏者和都市奇幻爱好者）