Lt. Alex's space ship is damaged so he had to eject to land on a space platform. He knows that these platforms have some sort of intergalactic portals that can get him to his base. He resides on you to help him find it!
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.