C439 Night Detective an Unexpected Person!

"Spy? Things are getting more and more interesting."

Chen Dong let out a long sigh.

He had not thought of a solution to this kind of thing yet.

However, there were three breeders, twelve security guards, aunt Long, aunt An and two chefs in the zoo.

The only suspect was among the twelve security guards.

If those people wanted to plant spies in the zoo from him