What are characters you hate for no reason

The guy with mustard hair I just cannot like him like I get it your sister died it looks like the guy with gray hair and purple eyes killed her probably wasn't him maybe he lost control probably an accident I get it you have a reason but I just cannot like him for some reason he just gets on my nerves maybe I'll like them later on who knows by the way I'm talking about the guy in black haze#－.－)