"La familia de León Roch, Tomos 1 y 2" by Benito Pérez Galdós is a novel written in 1878. This work explores the tragic collapse of a marriage between two incompatible spouses: León, an atheist freethinker with rational convictions, and María Egipcíaca, a devout woman consumed by religious fervor. Set in Madrid's upper-class society, the story weaves a passionate love triangle involving León, his wife, and Pepa, a woman who secretly loves him. Religious intolerance and societal hypocrisy collide, leading to devastating consequences.