600 Key

Enderfa awkwardly chuckled and continued his explanation. "That kind of thing is not dangerous. It is usually used to hide some precious materials, mainly to protect them. If someone destroyed the box because they weren't able to open it normally, the things inside would also be destroyed. But it wasn't common to use Star Essence to create such extravagant things, so the contents must be shocking."

Lin Yun nodded. Although he had extensive knowledge, he definitely couldn't compare to Enderfa when it came to such small details.

A few pieces of paper appeared, and Lin Yun quickly started writing. The things within that box were definitely precious. If he made a mistake, the contents might be destroyed which would be a huge shame.

After calculating twice, he confirmed that his calculations were right and he started using the crystal pen to crack the array on the box.