Adultery is a novel by Paulo Coelho that explores the themes of love, infidelity, and the search for meaning in life. It follows the story of a woman who, feeling unfulfilled in her marriage, embarks on an affair that leads her to question her choices and the nature of happiness.

Linda's journey begins with her dissatisfaction with her life and marriage. As she engages in an affair, she experiences a whirlwind of emotions, leading her to reflect on her identity, the meaning of love, and the pursuit of true happiness. The story delves into the complexities of relationships and the impact of choices on one's life.