Zhizhi grew up under the care of her master. Carrying the twin-fish jade pendant left behind by her mother, she descends the mountain with her loyal dog Xiaohua and her arrogant cat Dahua to search for her father. Along the way, she uses her remarkable medical skills to save the chairman of the Su family, who takes her back to the Su residence. There, she also meets Su Zecheng, who is confined to a wheelchair. The jade pendant reveals clues about her true identity. With her kindness and medical skills, Zhizhi repeatedly helps her new family, but soon becomes caught up in wealthy-family power struggles and doubts surrounding a parentage test. As the truth gradually comes to light, she must not only protect the family she has newly found but also search for her missing mother.