I Have an Ancestral Stone

Yunfan died suddenly while working overtime. When he woke up, I found myself in a world without soul and magic. "Wow, it turns out to be such a terrifying world of fighting spirit transformed into wings!" "I, Yun Yun's nephew Yunlan Zong Yunfan, declare to the world that the Great Demon King has arrived! Holding the ancestral stone in my hand and picking up the stars, there is no one like me in the world!"