Hidden Rules

At that time, Yue Xin only had a vague feeling. Her intuition told her that she could not continue following Su Yu's words, so she interrupted Su Yu's rhythm. She did not expect that it was killing intent.

Seeing that Yue Xin seemed to understand, Yi Chengxuan continued, "Su Yu is the person in charge of Building No. 4. The reason why Building 4 exists is to maintain the independent structure of the prison to guard against the encroachment of the outside forces. They are called lunatics not only because of their cruel killing methods, but also because they can accept any killing mission, and it's not limited to Building No. 1. Do you know what this means?"

Yue Xin nodded. "I know."

Yi Chengxuan was a little surprised by Yue Xin's words. He swallowed his explanation and asked, "Tell me about it."