N O T H I N G Less

Since Noa met Gunwoo again, he came to like Gunwoo, just to adore Gunwoo but Gunwoo doesn't like him then Gunwoo also hates him so he doesn't need Noa.
Then since Noa saw the boy that Gunwoo likes it was Gunwoo's ex the pink haired guy he become crazy to that guy that Gunwoo likes.
After Noa become crazy the guy came to like Noa the guy that Gunwoo had, so Noa accepted him as his love.
So that's how they were aware to their relationship after all since the boy doesn't know that Noa needs Gunwoo.

So Noa would never has an enemy because he is a double loved boy in the way that he like the boy first but the boy of his boy likes him as a suddenly.