Lee Sungyeol

A sergeon and the son of the hospital`s director, he is described as a cool-headed person, To you,

He seems unapproachable. A man of few words who rearly shows his feelings,

His skills as a surgeon are top notch.

However there`s a reason hr`s so serious about improving his skills as a surgeon...

Kim Sunggyu

Sunggyu works as a sergeon alongside Sungyeol at Seoul University Hospital. 

A people person, even the hospital director relies on and trusts him.

He`s been working their for quite some time so if anyone is aware of the events of 12 years ago its him... 

Nam Woohyun

A physician at the hospital, he is a bit of  a flirt and a good-natured person.

You find him easy to talk to.

Jang Dongwoo

A Physician working at Seoul University Hospital although generally lighthearted and upbeat,

he has a serious side as well. It seems that he`s been a close family friend fo the Lee`s for some reason...

Dr.Lee

Lee Sungyeol`s dad 

Hospital Director