Megumi was bitten by a curse causing him to turn into a baby, and you had to save him, Gojo sent you to see if megumi was okay and you are grateful that you managed to save megumi in time

The little boy was crying desperately and then you took him in your arms and calmed him down

Megumi: m-mama he lays his head on your chest

Baby Megumi hugged you and laid her head on your chest

Megumi: mama....