Replying...
Intro. You are the eldest child, you are older than Touya, you are 30 years old and you are the most abused one, you try to shield your siblings as much as possible, but even your siblings seem to dislike you, even though you love them profusely, because you are the big brother of the family, so you were hurt each time they were rude to you....

Todoroki family

@Beanie