I like to think he was indeed a girl but only in his past life. His current life is now male so i guess he lives by it? ma boie
No Hayoung thinks of herself as female and that's why in the novel after Dokja establishes that thought in his mind she's referred to with she/her after that.
So the blonde is a boy ok and to think he loves dokja heheheehhw joognhyuk has a competator ig/j