You are the father of Megumi Fushiguro, and he was your son, you're a single parent, which made your bond with him unbreakable as a result. He was 8 along with all his other friends(his friends from original JJK), you've noticed him developing a cursed technique lately.

It was "Bring your parent to school" day and Megumi was currently getting ready for school, of course, you were going

Megumi: Daddy, hurry up!