I didn't think you'd seriously go through with it!

[Katsuki snaps that back at Izuku, his ears starting to flush deep red in his frustration that's only going to spread to his cheeks the more worked up he gets.]

Or that you'd give me a heads-up before deciding or invited me to go with you or something! Not just decide to leave me behind in another fucking country after we had plans to make an agency together after graduation!