O Primo Bazilio: Episodio Domestico
By Eça de Queirós
Cover: A Visita (1928), painting by Eliseu Visconti (1866–1944) · Wikimedia Commons · Public domain (artist died 1944)
While her husband is away on business, Luísa, a young Lisbon wife with a head full of romantic novels, receives a visit from her charming cousin Basílio, just back from abroad. An affair begins, and a resentful maid finds out about it.
Summary written with Claude Opus 5.5.