Zhè bù xiǎoshuō jiǎng de shì dà zháimén lǐ jǐ wèi yítàitai de gùshi.
The novel tells the story of several concubines in a great household.
Tips
culture
Before 1950, wealthy Chinese men could take 姨太太 (concubines) in addition to a primary wife (正室). The practice was abolished by the 1950 Marriage Law. The term now appears mainly in historical fiction and TV dramas like 大宅门.
register
Strictly historical/literary today — referring to a modern mistress, the colloquial term is 小三.