Chu Xia and Jiang Xin were both maids of Princess Sheng. They didn't want to climb into their master's bed, but someone wanted to send them to his bed. Because they are not people but objects, and they are powerful tools to keep pets.
"The maidservant is deaf, mute and blind. She can't say more than a word or look at her, let alone have other thoughts."
"A slave will remain a slave for the rest of his life."