Friday is the busiest day as a lot of patients swarm in Doldam Hospital. Eun Jae still finds it hard to perform surgical operations herself. A girl patient who suffers from drug poisoning because of her father's joint family suicidal attempt reminds Woo Jin of a painful memory from his childhood. And the staff of Doldam Hospital resents after hearing a rumor that there will be a new director.

Teacher Kim leads his team in saving two critical patients at the same time. Eun-jae steps in to protect a woman from her abusive husband.