Before Pangu Opened Heaven

Why did Pangu open the sky? What was it before Pangu opened heaven? Before the Three Realms, there was prehistoric times. Before the prehistoric times, there was Pangu. What was before chaos? Pangu created the world in chaos What is chaos without past, present and future? In fact, chaos is always there and never goes away. Follow the steps of this mortal Ning Sansi and walk into "Before Pangu Opens the Sky" Lend his hands to tell a legendary story