Four Gates to Freedom consists of two parts: an action game and an adventure game. The action game has to be played first and after completing it the player is given a code that is needed to start the adventure game. The game tells the story about a star cruiser that when exploring a far away planet is captured by …

The atomic core is going critical because of an alien sonic vibrator transmitter. Save Windscale! Kill the aliens! find the transmitter and destroy it before the devastating nuclear explosion rips out the heart of the countryside.