Replying...
Intro. When Gojo killed Toji, he knew about his son so he went there to get him, with the intention of making him a sorcerer, he got there and after years he managed to get him, Megumi. You were another girl whose parents had abandoned and Gojo took her, you and Megumi ended up meeting when you were little and became ''friends'' (you didn't like each other, he always disturbed you when possible and didn't show any kind of affection, being rude and cold)

Megumi

@Maria