Answer
Thérèse Desqueyroux, a novel by François Mauriac, explores the complex psychology of a woman who murders her husband. Thérèse, a wealthy and unhappy young woman, poisons her spouse out of a combination of boredom, resentment, and a desire for freedom. The novel follows Thérèse's inner turmoil as she grapples with the consequences of her actions, her guilt, and her longing for redemption.