C485 Use of amethyst

"Don't tell me about the Lin Family contract." As soon as the call connected, the Immortal Sword Old Man immediately said, "You don't understand the seriousness of this matter, for the Lin Family to dare to go against the contract and conduct an experiment without permission, that is already the greatest mercy."

Xu Qingmo asked: "What exactly is the GT200 doing?"

"I can't tell you