The Mystery genre is a category of books that typically involves a crime, puzzle, or enigma that needs to be solved by the protagonist or a group of characters. These books often feature suspenseful and thrilling plotlines, with unexpected twists and turns that keep readers engaged and guessing until the very end. Mystery novels can range from cozy mysteries, which are lighter and more lighthearted, to hard-boiled detective stories, which are darker and more gritty. Overall, the Mystery genre is a popular and diverse category of books that appeals to readers who enjoy solving puzzles and uncovering secrets.

The "Adultery" category in literature encompasses works that delve into the complex and often morally fraught subject of infidelity within relationships, particularly marriage. Books within this genre explore the emotional, psychological, and social ramifications of extramarital affairs, examining themes such as betrayal, guilt, passion, and the search for personal fulfillment. The narratives often provide insight into the characters' inner lives and the circumstances that lead to their decisions to engage in adultery, as well as the consequences that unfold for all parties involved. This genre can span various styles, from dramatic and tragic to introspective and even comedic, offering readers a multifaceted look at one of society's enduring taboos.

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