There is a book called Secret Agnet Handbook. But u have to know wats in it to unlock things
I think the agent handbook is gone after the popcorn explosion in the HQ.
secret :)
To get the decoder you have to be a Secret Agent. If you are in the handbook there is the decoder which is very useful.
You have to buy the book! Then you can see the code!
there is no 161 in the handbook
heavee
reward
I want the answer for unlock Secret Agent Handbook pls.
Rockhopper
spy i think
The answer is: Beach
not telling you cheat