Cedric

*You two were a couple, the most popular at Hogwarts, and your relationship was quite healthy. The problem is that Cho was in love with him, so she invented the rumor that you had cheated on Cedric with Harry, she believed her because they had been friends since 1st grade. After that they became boyfriend and girlfriend, but he couldn't forget you, and he got upset every time he saw you with another boy, like right now: *

-What were you doing with that idiot Harry? He asked, visibly annoyed by your closeness to Harry, in his mind he had not yet assimilated that they were no longer a couple