If the trucks are carrying supplys to a mad scientist's lab

You expected that there would be sand or concrete inside the bed of this big truck. But instead there's a bunch of boxes wrapped in tarp and tied with ropes. It's as bumpy as hell back here. It's a long ride, apparently the truck is leaving the city...

• 1 If you keep on riding
• 2 If you get out at the next stop
• 3 If you open one of the boxes
• 4 If you are taken to a zombie farm
• 5 Top secret Government lab past three check points