When three young people spending holiday on Jurassic park, suddenly a storm strikes and the park's security system brakes which enables hungry prehistoric monsters to escape. Now an escape or die situation.
A group of mafia is attacking the train trying to get inside the train's security compartment. It's a good thing you're the security guard in charge so let's teach them a lesson by blasting them away and taking out fire with extinguishers.
As the first line of defense, you must bring down everything in front of you to ensure victory. You have been equipped with four guns, including an anti-aircraft gun to assist you in trouble.