Metro Renhe Hospital, the nurse Zhang Shumei was questioned and resulting in the death of the patient was forced to leave the post with the wrong medicine, 4 year old daughter was selling street, Zhang Shumei trance and two years later was a car accident killed. Chinese American surgical expert Zhuang Shu (Li Yan ornaments) to trace the truth 30 years ago, the mother of the accident to find lost sister came to the city of Renhe Hospital in. When the deceased's daughter Lu Chenxi (Bai Baihe ornaments), under the tutelage of the teacher (decorated with the actress), grew up as a doctor in charge of the Department of thoracic surgery, but because of repeated offending the director of the Department of thoracic surgery to sail (decorated with ornaments), was transferred to the emergency department of the hospital in (). And Zhuang repeatedly forgive the skill of Lu Chenxi back to the operating table. In the Zhuang medicine will stay together morning and night, let Lu Chenxi marvel, for patients with thoughtful consideration also let Lu Chenxi reflection, two people gradually life feelings, finally, to find the sister village, but also the reduction of the mother when the truth of the accident under the assistance of Lu Chenxi.

新城仁和医院，护士张淑梅被质疑用错药而导致病人死亡被迫离开岗位，4岁女儿被人贩拐，张淑梅精神恍惚并在两年后被车祸夺去生命。美籍华裔外科专家庄恕（靳东饰）为追查30年前母亲张淑梅的事故真相找寻走失的妹妹来到新城仁和医院。当年死者的女儿陆晨曦（白百何饰），师从傅博文（马少骅饰），成长为胸外科主治医生，却因屡次得罪胸外科主任扬帆（刘奕君饰），被调至急诊。而庄恕屡次把技能过硬的陆晨曦重新带回胸外手术台。朝夕相处中，庄恕的医术让陆晨曦惊叹，对患者的周到考虑也让陆晨曦反思，二人渐生情愫，最终，庄恕找回了妹妹,也在陆晨曦的协助下还原了母亲当年事故的真相。