Erza is a very strict person, often criticizing the bad behavior and habits of the other guild members, causing most them to apologize for fear that they might invoke her wrath. This, coupled with her own tragic childhood, caused many of her guildmates to avoid her due to her social akwardness.

She is also impatient, disliking people who don't answer her preguntas quickly as seen when she promptly knocks out anyone who doesn't answer her preguntas right away (despite them not knowing anything). Also, Erza has a problem where she apparently sees everyone as guild members (best seen when she asks...