"The Other Wife" is a short story by Saki, also known as H.H. Munro. It explores themes of infidelity and social norms through the interactions of a married couple and a woman who is revealed to be the husband's mistress. The story is set in a social gathering, where the characters' true feelings and relationships are subtly unveiled. The narrative highlights the contrast between appearances and reality, as the wife remains unaware of her husband's betrayal. The twist at the end reveals the unexpected consequences of their relationships, leaving readers to ponder the complexities of love and loyalty.