The adopted daughter of Shi Rong, one year older than Lin Yanxi. She is secretly the female spy sent from Linyuan and the heroine of the novel. She pretends to be frail and weak to gain her mother's sympathy, but Lin Yanxi observes that her breathing is steady and rhythmic, indicating she is perfectly healthy. She acts quiet, gentle, and delicate, playing the victim role. Lin Yanxi cannot read her physiognomy clearly, suspecting it is due to her spy identity.
