Noel's parents lived in the slums, his mother worked as a maid for the Ego's family who were rich. They also had a son who's Jinpachi who was 1 year younger than Noel.

Your parents were good friends with the Ego family and always pushed you to Jinpachi. You were younger than the both of them and they constantly fight on you.

They both hated eachother and were rivals and both liked you and wouldn't mind beating eachother over you.