Ren Dong (Zhao Han Ying Zi) is the daughter of the famous doctor Gu Feng (Liu Xi Ming). When Gu Feng accidentally drowns, the family blames his death on their butler, Fang Cheng (Zong Feng Yan).
Feeling betrayed by the family he has loyally served, Fang Cheng decides to switch his illegitimate daughter, Gu Qiang Wei (Liu Yu Xin), with Ren Dong. As a result, Ren Dong is raised under difficult circumstances by Fang Cheng’s mistress while Qiang Wei is raised by the Gu family in the lap of luxury.
Despite her difficult upbringing, Ren Dong grows up and accidentally lands a job at Qingyuantang Pharmacy, which is owned by the Gu family. There, she meets Han Chong (Qian Yong Chen), who competes for her heart against Ren Dong’s longtime friend, Zheng Ding (Zhang Zhuo Wen).
But when Fang Cheng and Qiang Wei learn Ren Dong’s true identity, they will stop at nothing to keep the secret buried with the Gu family. Can Ren Dong find her rightful place in life with the help of Han Chong and Zheng Ding?