C887 He Was Poisoned!

No matter how Tian Tiehyi investigated Gu Yuan.

No one on Gu Yuan's side knew.

Even if Gu Yuan knew about it, he wouldn't care too much about it.

Actually, it was very simple.

What was there to care about about this kind of thing?

Gu Yuan believed that they wouldn't be able to find anything even if they investigated.

So there was no need for so many things.

At this time