''La Piedra Angular: Novela'' is a novel by Emilia Pardo Bazán, first published in 1891. The story examines family dynamics and social contrasts in 19th-century Spain, focusing on Doctor Moragas, his daughter Nené, and a mysterious client, Juan Rojo. Through their interactions, the novel explores themes of innocence, moral dilemmas, and the impact of social conditions on personal lives, highlighting the tension between familial love and societal judgment.
