This novel is set during the Peninsular War and follows the adventures of Richard Sharpe, a British soldier who rises through the ranks due to his bravery and skill in battle. After a personal challenge leads to the capture of a French standard, an eagle, Sharpe must navigate the complexities of military politics, betrayal, and the harsh realities of war. Alongside his loyal men, Sharpe embarks on a daring mission that tests his leadership and combat abilities, aiming to secure a decisive victory for the British army against the backdrop of Spain's rugged landscape. This story combines historical detail with action-packed sequences, showcasing the harshness of war and the valor of those who fight.

The book revolves around a Swiss classics teacher who, upon encountering a mysterious book by a Portuguese author, becomes obsessed with the life and thoughts of the writer. This obsession leads him to abandon his job and life in Bern, embarking on an impulsive journey to Lisbon. In his quest to understand the author's fate and the resistance movement against the Portuguese dictatorship that the author was involved in, the protagonist explores themes of history, philosophy, and the complexities of human character. As he delves deeper into the past, he encounters various individuals who were connected to the author, piecing together a narrative that challenges his own understanding of life and identity.