Not everyone follows the author including myself, so how are we supposed to know that aspects of their relationship has already been spoiled/revealed??? Also, part of enjoying a story (regardless of the format) is speculating what will happen next. So, if you don't like people sharing their thoughts/opinions, maybe don't read the comments. You'll probably find yourself feeling less annoyed ╮( ̄▽ ̄)╭

I think Siwoo is an Omega and is wearing a scent suppressors (?). Maybe, that's where the underlining lemon scent is coming from.