Dong-ju wonders whether hard work is enough to get ahead. Doldam Hospital gets a new doctor in general surgery. Seo-jeong sees a face from the past.

Dong-ju questions Teacher Kim's ways, despite his awe-inspiring skills. Seo-jeong must deal with the ramifications of her actions.

Dong-ju finds that he's no match for Teacher Kim and becomes desperate to leave. Doldam receives a VIP visitor. Seo-jeong gets a new role.

Being principled may be relative. It's all hands on deck after a major highway accident. Dong-ju tries to find out more about Teacher Kim's identity.

Teacher Kim makes demands of his own. Myeong-sim shows the staff how it's done. Associates from Seoul stop by Doldam. In-beom makes a gut call.

When Doldam gets a surprise, everyone tries to cope. Dong-ju wants to know where he stands. Teacher Kim gets what he wants -- for now.

A patient comes first -- no matter what. Seo-jeong gets an unexpected pep talk. Teacher Kim's compassion proves to be multilayered.

Dong-ju makes a call -- to Chairman Shin. Teacher Kim reminds Yun-wan of the importance of basics. Seo-jeong vexes an old mentor. It's Friday at Doldam.

The inspector from Geosan tries to stop the Doldam staff from treating patients. But there's a multicar accident -- and a drunk driver at the scene.