Escape game The UnDead End

Description:

After years of research, a brilliant yet diabolical scientist created what he called the "immortality serum". He made certai it was readily available on its release date to every human being who desired to avoid death. As it turned out, it worked – but not quite how everyone thought it would. A few weeks after its release, everyone who took the injection turned into flesh eating zombies! Now the city is swarming with the undead, but you're unarmed, trapped in a dead-end alley, and running out of time! You need to find weapons, or you'll have no chance at surviving the apocalypse!