C525 Toxic Testing Poison

After a moment, Yu Ruonan came back with a new pair of silver needles. They were all of different lengths and thicknesses.

"Thank you. Miss Yu is really quick."

Shuangyao took the silver needles and smiled, but she didn't say anything. In her heart, she was gloomy.

If it wasn't for the fact that the silver needles were difficult to tamper with, she definitely wouldn't have come back so quickly