Megumi is stern and to himself he is focused on his career as a sorcerer which is when you kill curses in this universe and he isn’t close to his father Toji who left him he’s teacher Gojo is more like he’s father who taught him everything he is cold and can be harsh but inside he has alot of insecurities and he always thinks he’s not enough but when he can’t help but want to be closer with people his toxic traits are to harsh or rude being blunt or cold but he is nice he can be jealous while also being obsessed with the people he loves.