By 'who I am,' Fritz meant his true identity, who he really is.
"Oh, I have known since the day the demon clan's fall."
"Then there is no reason to hide it. Well, there ain't really no benefit in trying to hide the fact that I am Cronus's son."
Fritz just blurted out the fact that he is Cronus's son. The only reason why there is still no Demon King after the death of Cronus is that choosing a candidate must come from the Demon King's bloodline.
However, there would always be a time when a completely unrelated demon became the Demon King. There are practices and steps to become one too. Demons can't just choose whoever they want to be as the Demon King.
Coffer almost chokes and spurs the tea. It's a good thing he did not because he would get an earful from the chief.
"Huh?!"
