Batman: Hush is a sci-fi mystery written by Jeph Loeb, penciled by Jim Lee, and inked by Scott Williams. It tells the story of the titular Dark Knight, who finds himself recovering from a fractured skull when an unknown saboteur cuts his line during a high-rise pursuit. As the members of his rogues' gallery join forces, it becomes clear that somebody has a nasty grudge against Bruce Wayne.
We currently have the DC Compact Comics edition, which compiles Issues 1-12 of this comic (12 total).
Batman: Hush (2019) is an animated film adaptation of the comic series of the same name. It adapts the story of Batman:Hush in a gritty style reminiscent of Batman Beyond while making some drastic changes to the series' story. Reviewers generally seemed to like it, but they lamented the changes made to the comic's ending.
TvTropes is a wiki dedicated to cataloging "tropes" (or "reoccurring story elements") as they appear in various forms of media. It allows users to read summaries of each trope, compare and contrast them with similar tropes, and even seen which tropes the community has identify within specific works or franchises.
Wikipedia is an online encyclopedia that covers a wide range of subjects, from sciences like biology or physics, to works that are significant in pop-culture. While it can offer a decent overview of a particular work or subject, when using it for academic purposes, be sure to review any cited sources to make sure that it is accurate and up-to-date.