The
protagonist of Three Ways to Survive During an
Apocalypse. He is referred to as 'Sunfish Bastard'. He is Kim Dokja's (boy)friend and his rival. He is handsome. Yet his
personality is...horrible. Once a man who can smile easily. His neutral face is 'resting bitch face', trying to make him smile is like trying to make Kim Dokja not die every second.
Kim Dokja: "Yoo Joonghyuk, that sunfish bastard is a
piece of shit. Try smiling for once, for
fuck's sake.
Kim Dokja
literally 49 seconds later: "Hey sunfish where are you let's make out"