"Pereira Maintains" is a novel set in the backdrop of 1938 Portugal during the fascist dictatorship of Antonio de Oliveira Salazar. The narrative follows Pereira, a widowed, overweight editor of the culture section of a second-rate Lisbon newspaper, who becomes politically awakened after meeting a young anti-fascist. As he grapples with his conscience, he risks everything to help his new friend and his pregnant girlfriend escape to safety. The story is a compelling exploration of the struggle for moral integrity in a climate of political oppression.

In a society where political corruption and disillusionment are rampant, a series of murders targeting high-ranking officials sends shockwaves through the establishment. A detective, known for his intelligence and integrity, is assigned to the case, only to find himself entangled in a web of intrigue that blurs the lines between justice and power. As he delves deeper into the investigation, he confronts the existential absurdity of a system that seems to protect the very forces it should be fighting against, leading to a climactic resolution that questions the very nature of truth and the role of law in a flawed society.