C405

Si Heng didn't have much of an expression on his face, but there was a hint of threat in his eyes. He said coldly, "Shen Yian, you should know that other than the antidote, there's nothing else you can use to oppose me."

"Of course." Shen Yian laughed. "But what Director Si values the most right now is that bottle of reagents, isn't it?"

Si Heng stared at him coldly