It was four people, and by the way, these were bikes.
I look up, finishing my part of the sandwich we shared from three. "Thank goodness I packed these for the convoy."
I turn to Derrel. "Don't get your panties in a hurry, mate. We need to do simple recon to see what we are messing with." I walk up to the rest stop, and I use the scope on the semi-auto rifle to look at the parking lot. "Woah, there are three bodies in the parking lot."
OOC: OP, can you tell us who they are, military, civilian? How far ago were they killed? Recently, or a couple days ago?
"The monsters eat human flesh for stored nutrients and carbohydrates. The virus comes out the slobber of the infected. These could convert from dead to un-dead."