Zhu Er, a concubine, is treated by General Li Huaizhou merely as a tool to produce an heir, and is confined within the Pomegranate Garden. Every child she gives birth to is taken away by the Principal Wife. She suffers endless humiliation and witnesses the brutal deaths of those close to her, enduring hardship and surviving in desperate circumstances. Later, she accompanies the General to the distant frontier, only to discover that her hometown has been persecuted and destroyed by him. In secret, Zhu Er gathers evidence proving the General’s treason and crimes against the people, and at great risk delivers it to the Imperial Court. In the end, the General and his faction are completely overthrown, and Zhu Er finally gains her freedom.