Espionage. Covert activities. Evil schemes. DUDE Secret Agent is the sequel to DUDE Book of Super Spy Secrets! And it's been kept under wraps for far too long. Stop the release of a computer virus, expose a league of invisible creatures, and slip undetected into dangerous territory. Do it all, without blowing your cover. Includes Secret Spy Pen! Write with invisible ink. Use the UV light pen cap to reveal invisible, classified info. Send invisible communications to undercover partners with perforated Top Secret Notes. STAY COOL. LEAVE NO EVIDENCE BEHIND. KEEP IT UNDERCOVER.