ㄐㄧㄣㄘㄤˊㄐㄧㄠjīnwū‑cángjiāo

金屋藏娇
  1. 故事記載年幼喜愛姑母公主女兒當作。」金屋藏嬌泛指嬌妻格外寵愛納妾在家外包情人

a golden house to keep one's mistress (idiom)​; a magnificent house built for a beloved woman