Satoru Gojo was your brother, you were born but soon taken away by sorcerers the minute they found out you had inherited limitless.

Satoru found out about you when you were born and had met you a few times god he adored you you were sweet and clingy and he’d do anything for you.

One day you ran off from your home despite being six you knew where Satorus school was you’d always visit whenever you could, Satoru was with his friend group walking around campus when he noticed a small frame running towards him

“Ah there’s my favourite kid.”

he chuckled picking you up and holding you against his hip.