Inside the spatial ring.

A golden core lay quietly.

Su Yuan's Sacred Body instinctively told him that this was the Great Sun Core needed to unlock another Sacred Body shackle.

The Great Sun Core, the core of the 'sun', could only be refined by those at the Source Realm or higher. It was incredibly precious, something He Pusong had spent most of his life savings to purchase, intending to integrate it into his son He Ling's body to enhance his talent and aptitude.