He was a stone. He was accidentally picked up by a phoenix. The silly phoenix treated him as a treasure and took care of him. Later, the silly phoenix lost him. When they met again, the silly phoenix didn't even remember him. It was disgusting!
"You don't remember me..."
"What's wrong? Who are you?"
"I am His Highness the Third Demon Clan - Yan Xuanji."
"Oh, it turns out you are the illegitimate son of the Demon King!"
"..."
Concept: A subtle and touching love story