Emergency Medical Technician Kou drove and hit a woman on his way home. After confirming she’s not in immediate danger, he decided to drive away and come back in the ambulance he worked. He gave every treatment he could to save her. But she’s still in coma, and the hospital decided to stop resuscitate in 30 minutes. Kuo was running against time to mend his mistake. Biggest struggle comes, when he realized that the only person who cares to save the woman, is the culprit himself.