I hope this doesn't start an avoidance trope or arguement, he's allowed to like other people in the past, he was single at the time
I'd say, its more complicated than that
How? He can be upset of course but if he gets angry and treats him like he's a bad person for liking someone else then that's just stupid
I hope this doesn't start an avoidance trope or arguement, he's allowed to like other people in the past, he was single at the time