C87 Mother and Child Recognition

I winked at Lawyer Zhang, gesturing for him to come over.

"What is it?" Lawyer Zhang asked in a low voice.

"If you can overthrow the evidence, why didn't you do it earlier?"

I asked him, but my voice was full of complaint.

"Your mother admitted that she had killed someone. The motive, the circumstances, and the suspicious nature of the tape made it easy to overturn the evidence