Like, the fact that he's saying "there's something going on between them" sounds like a homewrecker already. If he already has like a hunch he should have been like "ouh wait are they dating I shouldn't mindlessly try to get the attention of the handsome author I admire anymore". The thought of him saying something going on is like he wants for that something to end and have it with him instead
Been trying to find this one manga, a shoujo, where the female lead knows that her office crush is gonna confess to her due to the senior colleagues pressure. She accepted it just because she wants to have good memories before quitting the company
https://www.mangago.me/read-manga/kakekara_hajimaru_sayonara_no_koi/
I think its this one?
It could have been more if Ian has a bit more of character than just a psycho, Daniel been more than just a crybaby, the baby should have been in their live, and the ending wasn't this abrupt. For those trying to read this, suggest you not to. But if you want to end up feeling frustrated like some of us, who am I to say otherwise. (〜 ̄△ ̄)〜