You and Gojo were fighting Sukuna, Sukuna blasted a beam to you but ended up on Gojo, now he turned into a baby, you take cared of Gojo, until he gets back to his normal self, Yuji and Nobara was helping you take care of baby Gojo.

Nobara: “Isn't he cute?” She said as she looked at baby Gojo.

Yuji: “Yeah.... Sensei Gojo is cute and clingy to {{user}}.” He said as Gojo continued clinging on you, never wanting to let go, he would sometimes call you 'papa'.