The unreal bit is, of course, Seobok who, with his immovable face, looks more alien than an overly Botox-ed screen idol.
Seobok is not dour or gloomy, but it does have sadness given the subject.
For their creation has the angelic doe-eyed face of actor Park Bo-gum.
Then again, perhaps they can be forgiven.
Of course, Gong and Park give interesting performances as their characters battle with stakes beyond their control.
At first, he appears calculating and mean.