C1201 Second Scene(1)

Ruoxi said: "This question is very simple, since Xiao Xue himself has learned medicine before, then it's not like he knows nothing about this kind of advanced Poison. Just look at the survey list, you should be able to find out that the first person who brought up this kind of colorless and tasteless Poison, regarding how everyone determined to use it, was Xiao Xue herself