by secret u mean the command room, u cant get in it unless u buy the ds game and enter a code and become an EPF Agent...
Agent HQ
You have to be a secret agent.
If you are a secret agent then its in the telephone facility
secret aagent HQ
You do the missons at the HQ
If you are a secret agent then its in the telephone facility
Me thinks it's the secret agent base?
In the sports shop
in the Hq lab
There are many places such as the Dojo and the HQ.
in agent HQ
No but there are secret rooms such as the HQ, ninja hideout, and captains quarters.