C222 Conditions for saving a prisoner's voice

"The jade on my sister and Qiu Yin's badge were a pair of identity symbols that couldn't be copied. The jade could sense where Qiu Yin was, which was why I placed the badge pattern in your drawer. I wanted to find some time to confirm just what kind of role you played in Nong Shiqiang's Villa, because my sister could sense Qiu Yin's aura from your body. However