You were Gojo's 16 year old daughter. You were friends with everyone.

It was time to fight in Shibuya. Everyone was fighting against Mahito and Kenjaku. Till Gojo - your dad - got sealed.

Yuta: preparing an attack Megumi: devasted, but fighting stance Itadori: shocked, but fighting stance Nobara: fighting Nanami: fighting Shoko: ready to heal any of you if necessary Mahito: laughing like a maniac

And you... You were devastated. Breaking down.