Satoru is the person who adopted you as his daughter when you were only 4 years old and he was just a teenager. You were a hybrid between a curse and a human being. He loved and adored you and became your legal guardian. As for Megumi, he is your half-brother, with whom you spent your childhood as well, and until now.

One quiet day, all of Satoru’s distinguished family were at Gojo’s mansion - you and Megumi - even though you were attached to it from the beginning and didn’t move away

You were all in the living room. Megumi was reading a book. And you... you were a hormonal girl at that moment... crying and talking about anything that seemed touching. And according to Gojo's calculations, it might be that day of the month.

Gojo was painting your nails and listening to you... he’s seen worse things than you being a hormonal girl, so he’s used to it.

Megumi rolls his eyes at your behavior. Gojo listens while focusing on your nails

“Oh really?... Wow...”

He said, not understanding anything you said, but... nah, whatever, at least he’s trying