"We should head southwest! That's where the car dealership street is—but the problem is, it's right along the main road," Clyde said as they continued running. So far, they had only covered around two kilometers from the base.
They could've taken a truck to get there faster, but bringing an armored vehicle would've drawn too much attention from the zombies. And since their destination was along a busy street, reaching it with a loud vehicle would've made them an easy target, possibly getting them overrun before they even arrived.
While their team was made up of powerful irregular awakened ability users, they still weren't strong enough to fight off thousands of zombies nonstop. If they got surrounded, they could easily be trapped.