One Last Blast

On Gareth's side, they had already set off at least ten explosions.

The nonstop blasts outside were getting closer. The shockwaves slammed into the walls, then bounced back, creating a chaotic mix of deafening echoes.

Trapped in the small space, they had to fight off the zombies chasing them from behind, dig their way toward the exit, and push through the growing lack of air.

Now, they also had to