From the Back of the Book:
The G.I. Joe Team has seconds left to defuse COBRA's plans for disaster in OPERATION: SINK OR SWIM.
Finally, a little rest and relaxation for you, Low-Light, Roadblock, and Mainframe. It's a perfect day for you and the guys to see the big city from the top of the Empire State Building.
But you never make it. When the beautiful woman you bump into turns out to be COBRA female menace Zarana, you know your vacation is over. Now New York City's eight million inhabitants are going to need you - Brainstorm, lightning quick strategist - to outguess Zarana and her psycho brother Zandar's fiendish plot to demolish the financial and communications capital of the world.
From the dark subway tunnels filled with COBRA assassins, to the nighttime raid on a COBRA tanker, this mission gives you no time to rest. You must act swiftly, Brainstorm, to keep New York on the map as you FIND YOUR FATE.