@Ade
Spoiler!
To people from the novel, excluding YJH and SYS(since they're his past and future incarnations) his face is blurred by the fourth wall. So people(mostly kimcom) look at his coat to identify him
Spoiler!
"It was really a great story, isn't that right?
Let's meet again,
Yoo Joonghyuk."
Let's meet again,
Yoo Joonghyuk."
Omniscient Reader's Viewpoint