Your city has been overrun. The zombie infestation is seriously getting in the way of your downtime. It’s time to take back what’s yours! Scavenge what you can, find bigger and badder weapons, and take the fight to the undead! The streets are no longer safe, but you can seek refuge on the rooftops. What you need is somewhere to catch a breath, somewhere safe to kick back and prepare for your next explosive zombie-killing mission ... what you need is a Zombie HQ!