C424 Food Poisoning(1)

How do you know that so many people couldn't tell it was poison? Qin Yue giggled. I will naturally know what I want to know. But the question is, what poison did they get, and what was the source of the poison, do you have a clue? I ate in the cafeteria this afternoon, but there was no sign of poisoning.

Qin Yue also nodded. At this time, a few people beside them were discussing in low voices