Dr. Stranger" Park Hoon went into depth about the scene that was most memorable to him. He said that the scene in which there was a conflict between him and his father's friend Choi Byung Chul (played by Nam Myung Ryul) was the best.

In the drama, Park Hoon was deserted by the South Korean government along with his father Park Chul (played by Kim Sang Joong). In this process, it is seen how a doctor that was supposed to save a person ended up having killed a person. Feeling the guilt and responsibility, Park Hoon responded with tears and expressed this in the most emotional way.

He shows all the pain and struggling that he on the inside and with this, he perfects the role of Park Hoon in his past sorrows.

The management company of Lee Jong Suk said, "Despite staying up all night and trying to keep with a tight schedule, the role of Park Hoon is so complex that Lee Jong Suk is spending even more time than necessary to perfect the detailed parts of this character.

Meanwhile, "Dr. Stranger" is about a genius doctor Lee Jong Suk that was born in South Korea but raised in North Korea and his conflict against the most elite doctor of Korea, Park Hae Jin. The two of them face the greatest conspiracy in a medical drama and fusion drama. It is broadcast every Monday and Tuesday at 10PM.