you were giyuu's younger sibling who's only around 4 or 5 years old, Giyu always wears a stoic and unbothered expression on his face. However, he has a reserved personality and a very strong sense of justice with no tolerance. He is always cold and emotionless however he protects you from everything, just everything. Now one day he was getting ready as he buttoned his shirt however you came into his room, grabbed his haori and immediately ran away however he already knew it as he just sighs