Da Eun manages to find a unique way to help her patient. Deul Re pursues her passion and Yoo Chan takes a bold stand.

Now the subject of office gossip, Da Eun returns to work. During a night out with friends, Deul Re rediscovers what makes her happy.

Da Eun learns how to prioritize herself, but faces fears of returning to work — until she receives empathetic words of courage from the head nurse.

Deul Re deals with her mother's return. Da Eun finds herself in her patients' shoes as she grapples with her own diagnosis.

Finding it hard to heal without slowing down, Da Eun tries to face her emotions. Yeo Hwan and Go Yoon commiserate over their relationship issues.

Da Eun's friends and colleagues worry for her after a tragedy while the doctors, nurses and patients learn about treating PTSD.

Facing monetary issues, Deul Re distances herself from Yeo Hwan. Da-eun grows concerned about a discharged patient reintegrating into his daily life.

During an emergency, Da Eun sees another side of Dr. Dong Go Yoon. Senior nurse Park Soo Yoon relates to a patient juggling motherhood and work.

A hostile patient accuses Da Eun of stealing money. Meanwhile, Min Deul Re offers Hwang Yeo Hwan a glimpse into her life to show him her reality.

Trainee nurses visit the psychiatric ward, but one of them displays strange behavior. Da Eun accidentally learns a secret about her bestie, Song Yoo Chan.

Da Eun overhears the hard truth and is hurt by it. As tensions come to a head, doctors and nurses settle their disagreements the old-fashioned way.

Recently transferred to the Department of Mental Health, Jeong Da-eun's first patient is Oh Ri-na — a woman who appears to be perfectly fine.