Dr. DU showed his remarkable talent for medicine but experienced uncertainty after a tragic disaster 20 years ago. After losing his beloved girlfriend and mentor in the same accident, he left the healthcare system to become an EMT in a small clinic.
With his frenemy Dr. LEE and associate Fr. HSU beside him in critical moments, he is forced to deal with patient-provider relationships and life value differences between colleagues. Dr. DU believes that the only way to reform the medical system is to be part of it again. However, the mysteries from 20 years ago will impact his life one more time.