It was sudden but These type of Mangas don’t seem to have a clear way of ending things without them going on for too long, but this one definitely needed a couple more chapters this ended a bit too early. We still needed more romance scenes, heck you could’ve added a handsome dude who could see...
@Flame-2-Haze yeah I think I remember way back in the anime that they showed some Sort of hole or something in the shape of the scar that was supposed to be Hakuya seeing through his right eye. I may be wrong though.